public ActionResult Edit(int id, FlightBook e)
 {
     try
     {
         db.Entry(e).State = EntityState.Modified;
         db.SaveChanges();
         return(RedirectToAction("Flight_Details"));
     }
     catch
     {
         return(View());
     }
 }
 public ActionResult Flight(FlightBook p)
 {
     try
     {
         // TODO: Add insert logic here
         db.FlightBooks.Add(p);
         db.SaveChanges();
         return(RedirectToAction("Flight_Details"));
     }
     catch
     {
         return(View());
     }
 }
 public ActionResult Delete(int id, FlightBook f)
 {
     try
     {
         // TODO: Add delete logic here
         f = db.FlightBooks.Where(x => x.Id == id).FirstOrDefault();
         db.FlightBooks.Remove(f);
         db.SaveChanges();
         return(RedirectToAction("Flight_Details"));
     }
     catch
     {
         return(View());
     }
 }
 public ActionResult Plane(FlightBook b)
 {
     db.FlightBooks.Add(b);
     db.SaveChanges();
     return(View());
 }