If you can't make an appointment in advance, how can Hanting defend its rights?

Complain. Hanting Hotel can't stay after the successful reservation, so it needs to lodge a complaint with the hotel, which is responsible for solving it. According to the relevant regulations of the hotel, Hanting Hotel will bear the responsibility and compensate according to the actual situation, including the deposit paid at the time of booking. If the situation is more serious, other hotels or institutions will arrange alternative accommodation.