public HttpResponseMessage PostClient([FromBody] RESERVATION reservation) { try { using (TECAirlinesDBEntities entities = new TECAirlinesDBEntities()) { entities.INSERT_RESERVATION(reservation.TICKET_COUNT, reservation.LUGGAGE_COUNT, reservation.SEATS, reservation.CHECKIN, reservation.T_TYPE, reservation.PRICE, reservation.CLIENT_ID, reservation.FLIGHT_ID); entities.SaveChanges(); var message = Request.CreateResponse(HttpStatusCode.Created, reservation); message.Headers.Location = new Uri(Request.RequestUri + reservation.RESERVATION_ID.ToString()); return(message); } } catch (Exception ex) { return(Request.CreateErrorResponse(HttpStatusCode.BadRequest, ex)); } }