public ActionResult Edit(Models.Aircraft aircraft)
 {
     if (ModelState.IsValid)
     {
         aircraft.Modificar();
     }
     return RedirectToAction("Details", new { id = aircraft.ID });
 }
        public ActionResult Edit(Models.Passenger passenger)
        {
            var validaciones = passenger.Validar();
            if (!validaciones.Any())
            {
                passenger.Modificar();
            }

            return RedirectToAction("Details", new { id = passenger.ID });
        }