public void BookTicket_Test_1()
        {
            BookTicketRequest ticketRequest = new BookTicketRequest()
            {
                SeatIDs = new System.Collections.Generic.List <long>()
                {
                    1, 2
                },
                ShowID = 1
            };
            var ticket = ticketService.BookTicket(ticketRequest);

            Assert.IsNotNull(ticket);
            Assert.AreEqual(ticket.UserID, 1);
            Assert.AreEqual(ticket.Price, 123 * 2);
            Assert.AreEqual(ticket.ReservedSeats.Count, 2);
        }