public IActionResult CreateNewAirline(string AirlineName, int AircraftCount, bool IsLowcost, int MaximumLuggageWeight)
{
var airline = new Airline(AirlineName, AircraftCount, IsLowcost, MaximumLuggageWeight);
_airlineService.AddAirline(airline);
var airlines = _airlineService.GetAllAirlines();
return(View("GetAllAirlines", airlines));
}