变更航班

更改航班：

I want to change my flight 我想改签航班

Which flight would you like to change to? 您想改签哪一个航班呢？

更改时间：

I want to change to the same flight tomorrow 我想改乘明天的统一航班

航班客满：

I would like to change to an afternoon flight 我想改乘下午的航班

Alll the afternoon flights are fully booked 下午所有航班都客满了

询问空位：

Which flight has seats available 哪一架航班还有空位呢？

单词：

flight 航班：change my flight

be fully booked 都被预订了：all the flights are fully booked

seat 座位 available 空的：which flight has seats available