When should I confirm this booking?

我应该在什么时候来确认预订机票?

As soon as possible. You can leave it until you arrive at the terminal. But it is probably better to pick up your ticket at the nearest Eastern Airlines Office.

尽快吧。您甚至可以在登机前取票。但您最好早点到最近的东航办事处领取机票。

Tell me something about the checking point, please.

告诉我一些检票事宜吧。

The checking time is 5:00, in Terminal 2.

请于5点在2号门验票登机。

Could I have your telephone number, please?

你的电话是多少?

62451004, extension 606.

62451004，分机是606。

confirm vt.证实，肯定;进一步确定，确认;批准

terminal a.晚期的;终点的 n 终点(站);终端;接线端