Under IATA regulations, passengers are entitled to cancel their booking free of charge within 24 hours of purchase and receive a full refund.

根据国际航空运输协会的规定，旅客在购票后24小时内有权免费取消预订并获得全额退款。

同一单元的其他句子

• As your flight was delayed for over four hours, under EU Regulation 261, you are entitled to corresponding financial compensation.由于您的航班延误超过四小时，根据欧盟261号法规，您有权获得相应的经济补偿。
• Under the Montreal Convention, the maximum compensation for lost luggage on international flights is 22 Special Drawing Rights per kilogram.根据《蒙特利尔公约》，国际航班行李丢失的最高赔偿限额为每公斤22特别提款权。
• Given the current security situation at the destination, we recommend passengers purchase travel insurance covering emergency medical evacuation before departure.鉴于当前的目的地安全形势，建议旅客在出发前购买涵盖紧急医疗运送的旅行保险。
• Your electronic travel authorization has been approved and is valid for two years, during which you may enter multiple times with each stay not exceeding 90 days.您的电子旅行授权已获批准，有效期两年，在此期间可多次入境且每次停留不超过90天。
• Per the destination country's entry requirements, you must complete an online health declaration within 72 hours prior to arrival and obtain a confirmation code.根据目的地国家的入境要求，您需要在抵达前72小时内完成在线健康申报并获取确认码。