diff --git a/assets/php/common/session_dto_interface.php b/assets/php/common/session_dto_interface.php
deleted file mode 100644
index 651716f..0000000
--- a/assets/php/common/session_dto_interface.php
+++ /dev/null
@@ -1,20 +0,0 @@
-<?php
-    interface SessionsDTO {
-        public function setId($id);
-		public function getId();
-        public function setIdfilm($idfilm);
-		public function getIdfilm();
-        public function setIdhall($film);
-		public function getIdhall();
-		public function setIdcinema($cinema);
-		public function getIdcinema();
-		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