Translation of "Confirm" in Chinese

Please confirm.

请确认。

Confirm the order.

確認訂單。

I can neither confirm nor deny that.

我即不能确认也不能否定。

I want to quickly confirm my flight again.

我想要再确认一下我的航班。

Can you confirm that it is a correctable error?

你确认那是可纠正的错误吗？

- I'd like to reconfirm my reservation.
- We'd like to confirm our reservations.

我想重新确认和你的预约。