public function done(Request $request)
 {
     $this->validate($request, ['startDate' => 'required', 'endDate' => 'required', 'room' => 'required'], ['startDate.required' => 'Incheckinings-datum måste anges!', 'endDate.required' => 'Utcheckinings-datum måste anges!', 'room.required' => 'Rum måste väljas']);
     Order::updateOrCreate(['id' => $request->submit], array('arrives' => $request->startDate, 'departures' => $request->endDate, 'roomid' => $request->room));
     $room = Room::where(['id' => $request->room])->first();
     return view('booking.done', ['room' => $room, 'startDate' => $request->startDate, 'endDate' => $request->endDate]);
 }