@RequestMapping("/reservations")
    public Reservation updateReservation1(ReservationUpdateRequest request) {
        Reservation reservation = reservationRepo.findOne(request.getId());
        reservation.setNumberOfBags((request.getNumOfBags());
        reservation.setCheckedIn(request.getCheckedIn());
        return reservationRepo.save(reservation);
    }

@RequestMapping("/reservations")
    public Optional<Reservation> updateReservation(ReservationUpdateRequest request) {
        Optional<Reservation> reservation = reservationRepo.findById(request.getId());
        reservation.setNumberOfBags((request.getNumOfBags());
        reservation.setCheckedIn(request.getCheckedIn());
        return reservationRepo.save(reservation);
    }