public int SaveNumberOfPassenger(NumberOfPassenger numberOfPassenger)
        {
            var routeBusItem = this._Context.RouteBusses.Find(numberOfPassenger.RouteBusID);

            if (routeBusItem == null)
            {
                return(0);
            }
            if (numberOfPassenger.ID == 0)
            {
                this._Context.NumberOfPassengers.Add(numberOfPassenger);
            }
            return(this._Context.SaveChanges());
        }
        public IActionResult OnGetResults(string trip_type, string cabin_class, string departure)
        {
            this.numberOfPassenger = new NumberOfPassenger(this.Adult, this.Child, this.Infant);

            TempData["NumberOfPassenger"] = JsonSerializer.Serialize(this.numberOfPassenger);

            return(RedirectToPage("SecondProcess",
                                  "Query",
                                  new
            {
                trip_type = trip_type,
                cabin_class = cabin_class,
                origin = this.Origin,
                destination = this.Destination,
                departure = departure
            }));
        }