public IHttpActionResult PostReserveSeat(BookingSeat bookingSeat)
        {
            var res = bookingRepository.ConfirmReserving(bookingSeat, Request.Properties["vendor"] as Vendor);

            if (res == "invalid request")
            {
                return(StatusCode(HttpStatusCode.BadRequest));
            }
            else if (res == "already booked")
            {
                return(StatusCode(HttpStatusCode.Conflict));
            }
            else
            {
                return(Ok(bookingSeat));
            }
        }