diff --git a/panel_manager/includes/room_dao.php b/panel_manager/includes/room_dao.php
new file mode 100644
index 0000000..7661e82
--- /dev/null
+++ b/panel_manager/includes/room_dao.php
@@ -0,0 +1,39 @@
+<?php
+	require_once('../assets/php/dao.php');
+	include_once('room_dto.php');
+
+    class RoomDAO extends DAO {
+
+		//Constructor:
+        function __construct($bd_name){
+			parent::__construct($bd_name);
+        }
+
+		//Methods:
+
+        //Create a new Room.
+		public function createRoom($id, $idcinema, $numCol, $numRows){
+
+			$sql = sprintf( "INSERT INTO rooms( id, idcinema, numCol, numRows) 
+								VALUES ( '%s', '%s', '%i', '%i')", 
+									$id, $idcinema, $numCol, $numRows );
+
+			return $sql;
+		}
+
+		//Returns a query to get the room's data.
+		public function roomData($id){
+			$sql = sprintf( "SELECT * FROM rooms WHERE id = '%d'", $id );
+			$resul = mysqli_query($this->mysqli, $sql) or die ('Error into query database');
+
+			return $resul;
+		}
+
+		//Create a new Room Data Transfer Object.
+		public function loadRoom($id, $idcinema, $numCol, $numRows){
+			return new RoomDTO($id, $idcinema, $numCol, $numRows);
+		}
+
+    }
+
+?>
\ No newline at end of file
diff --git a/panel_manager/includes/room_dto.php b/panel_manager/includes/room_dto.php
new file mode 100644
index 0000000..612b5ef
--- /dev/null
+++ b/panel_manager/includes/room_dto.php
@@ -0,0 +1,37 @@
+<?php
+    include_once('room_dto_interface.php');
+
+    class RoomDTO implements RoomsDTO {
+
+        //Attributes:
+        private $_id;          //Room Id.
+        private $_idcinema;    //Cinema Id
+        private $_numCol;      //Num columns.
+        private $_numRows;     //Num rows.
+
+
+		//Constructor:
+        function __construct($id, $idcinema, $numCol, $numRows){
+            $this->_id = $id;
+            $this->_idcinema = $idcinema;
+            $this->_numCol = $numCol;
+            $this->_numRows = $numRows;
+        }
+
+		//Methods:
+
+		//Getters && Setters:
+        public function setId($id){	$this->_id = $id; }
+		public function getId(){ return $this->_id; }
+
+        public function setIdcinema($idcinema){	$this->_idcinema = $idcinema; }
+		public function getIdcinema(){ return $this->_idcinema; }
+
+		public function setNumCol($numCol){ $this->_numCol = $numCol; }
+		public function getNumCol(){ return $this->_numCol; }
+
+		public function setNumRows($numRows){ $this->_numRows = $numRows; }
+		public function getNumRows(){ return $this->_numRows; }
+
+    }
+?>
\ No newline at end of file
diff --git a/panel_manager/includes/room_dto_interface.php b/panel_manager/includes/room_dto_interface.php
new file mode 100644
index 0000000..d220dfa
--- /dev/null
+++ b/panel_manager/includes/room_dto_interface.php
@@ -0,0 +1,12 @@
+<?php
+    interface RoomsDTO {
+        public function setId($id);
+		public function getId();
+        public function setIdcinema($idcinema);
+		public function getIdcinema();
+		public function setNumCol($numCol);
+		public function getNumCol();
+		public function setNumRows($numRows);
+		public function getNumRows();
+    }
+?>
\ No newline at end of file
diff --git a/panel_manager/includes/session_dao.php b/panel_manager/includes/session_dao.php
new file mode 100644
index 0000000..945cac0
--- /dev/null
+++ b/panel_manager/includes/session_dao.php
@@ -0,0 +1,39 @@
+<?php
+	require_once('../assets/php/dao.php');
+	include_once('session_dto.php');
+
+    class SessionDAO extends DAO {
+
+		//Constructor:
+        function __construct($bd_name){
+			parent::__construct($bd_name);
+        }
+
+		//Methods:
+
+        //Create a new Session.
+		public function createSession($id, $idfilm, $idhall, $date, $startTime, $seatPrice, $format){
+
+			$sql = sprintf( "INSERT INTO sessions( $id, $idfilm, $idhall, $date, $startTime, $seatPrice, $format) 
+								VALUES ( '%s', '%s', '%s', '%date', '%time', '%d', '%s')", 
+									 $id, $idfilm, $idhall, $date, $startTime, $seatPrice, $format );
+
+			return $sql;
+		}
+
+		//Returns a query to get the session's data.
+		public function sessionData($id){
+			$sql = sprintf( "SELECT * FROM sessions WHERE id = '%d'", $id );
+			$resul = mysqli_query($this->mysqli, $sql) or die ('Error into query database');
+
+			return $resul;
+		}
+
+		//Create a new Session Data Transfer Object.
+		public function loadSession( $id, $idfilm, $idhall, $date, $startTime, $seatPrice, $format){
+			return new SessionDTO( $id, $idfilm, $idhall, $date, $startTime, $seatPrice, $format);
+		}
+
+    }
+
+?>
\ No newline at end of file
diff --git a/panel_manager/includes/session_dto.php b/panel_manager/includes/session_dto.php
new file mode 100644
index 0000000..10c8a28
--- /dev/null
+++ b/panel_manager/includes/session_dto.php
@@ -0,0 +1,51 @@
+<?php
+    include_once('session_dto_interface.php');
+
+    class SessionDTO  implements SessionsDTO {
+
+        //Attributes:
+        private $_id;           //Session Id.
+        private $_idfilm;       //Film Id
+        private $_idhall        //Hall id
+        private $_date;         //Session date.
+        private $_startTime;    //Session start time.
+        private $_seatPrice;    //Seat price.
+        private $_format;       //Type of film: 3D | 4D | normal | subtitle | mute.
+
+		//Constructor:
+        function __construct($id, $idfilm, $idhall, $date, $startTime, $seatPrice, $format){
+            $this->_id = $id;
+            $this->_idfilm = $idfilm;
+            $this->_idhall = $idhall;
+            $this->_date = $date;
+            $this->_startTime = $startTime;
+            $this->_seatPrice = $seatPrice;
+            $this->_format = $format;
+        }
+
+		//Methods:
+
+		//Getters && Setters:
+        public function setId($id){	$this->_id = $id; }
+		public function getId(){ return $this->_id; }
+
+        public function setIdfilm($idfilm){ $this->_idfilm = $idfilm; }
+		public function getIdfilm(){ return $this->_idfilm; }
+        
+        public function setIdhall($film){ $this->_idhall = $idhall; }
+		public function getIdhall(){ return $this->_idhall; }
+
+		public function setDate($date){ $this->_date = $date; }
+		public function getDate(){ return $this->_date; }
+
+		public function setStartTime($startTime){ $this->_startTime = $startTime; }
+		public function getStartTime(){ return $this->_startTime; }
+
+		public function setSeatPrice($seatPrice){ $this->_seatPrice = $seatPrice; }
+		public function getSeatPrice(){ return $this->_seatPrice; }
+
+		public function setFormat($format){ $this->_format = $format; }
+		public function getFormat(){ return $this->_format; }
+
+    }
+?>
\ No newline at end of file
diff --git a/panel_manager/includes/session_dto_interface.php b/panel_manager/includes/session_dto_interface.php
new file mode 100644
index 0000000..7095583
--- /dev/null
+++ b/panel_manager/includes/session_dto_interface.php
@@ -0,0 +1,18 @@
+<?php
+    interface SessionsDTO {
+        public function setId($id);
+		public function getId();
+        public function setIdfilm($idfilm);
+		public function getIdfilm();
+        public function setIdhall($film);
+		public function getIdhall();
+		public function setDate($date);
+		public function getDate();
+		public function setStartTime($startTime);
+		public function getStartTime();
+		public function setSeatPrice($seatPrice);
+		public function getSeatPrice();
+		public function setFormat($format);
+		public function getFormat();
+    }
+?>
\ No newline at end of file