What time should I call back?

我应该何时再打来？

I'm sorry. I dialed the wrong number.

对不起，我打错电话了。

Hello, Miss Wang. I'm fine, and you?

喂，王小姐，我很好，你呢？

Does two o'clock sound alright?

两点钟好吗？

Certainly.

当然可以。

How much notice of cancellation is necessary to get my deposit back?

想把定金拿回来，要提前多长时间通知你才行？