/**
  * Remove the specified resource from storage.
  *
  * @param  int  $tour, $segment
  * @return Response
  */
 public function destroy($tour, $segment)
 {
     $tour = Tour::findOrFail($tour);
     $segment = $tour->segments()->findOrFail($segment);
     //TODO
 }
 /**
  * Remove the specified resource from storage.
  *
  * @param  int  $tour, $booking, $rating
  * @return Response
  */
 public function destroy($tour, $booking, $rating)
 {
     $tour = Tour::findOrFail($tour);
     $booking = $tour->bookings()->findOrFail($booking);
     $rating = $booking->ratings()->findOrFail($rating);
     //TODO
 }