Reservations: it takes a year to confirm the validity of the date of return do not confirm the date. Determined to be Quancheng other valid date.

订座：一年有效期去程需确认日期，回程不用确认日期。其它有效期需全程确定日期。

youdao

Reservations: it takes a year to confirm the validity of the date of return do not confirm the date. Determined to be Quancheng other valid date.

订座：一年有效期去程需确认日期，回程不用确认日期。其它有效期需全程确定日期。

youdao