public ActionResult DisplayPassenger(int?ID) { if (Session[UtilContants.USER_LOGIN] == null) { return(RedirectToAction("Index", "Home")); } else { if (ID == null || ID.ToString().Length == 0) { return(RedirectToAction("Error", "Home", new { message = "Trang không tồn tại" })); } else { ViewBag.isActive = UtilContants.PLACE_NAV; IPassengerService _passengerService = new PassengerService(); return(View(_passengerService.getAllPassengerByBookingID(ID.GetValueOrDefault()))); } } }