选择1：对于2009年4月13日（星期一）到4月19日（星期日）的航班，如果旅客在有效期内取消飞往曼谷或由曼谷出发的航班，我们将提供电子代金券，有限期为三个月。

Option 1: For flights from April 13 (Monday) to April 19 (Sunday), 2009, we offer a credit shell, valid for 3 months - if guests cancel their flights to and from Bangkok during the valid dates.

youdao

该套餐有效期至协议签订之日起三个月。

The effective duration of this package is 3 months, beginning on the date of the agreement.

youdao

该套餐有效期至协议签订之日起三个月。

The effective duration of this package is 3 months, beginning on the date of the agreement.

youdao