| hall_id | start_day | end_day | | ------- | ---------- | ---------- | | 1 | 2023-01-13 | 2023-01-14 | | 1 | 2023-01-14 | 2023-01-17 | | 1 | 2023-01-18 | 2023-01-25 | | 2 | 2022-12-09 | 2022-12-23 | | 2 | 2022-12-13 | 2022-12-17 | | 3 | 2022-12-01 | 2023-01-30 |