Why don't you call back later this afternoon?

你何不今天下午再来电话呢？

Wrong number.

打错电话了。

We're organizing an informal party, and I'd like you to come.

我们计划组织一个非正式聚会，我想请你参加。

Fine. Good-bye.

好的，再见。

Yes, what can I do for you?

是的，我能为您效劳吗？

No. I'm sorry, but we can't send out our tow truck to get you.

不能，真对不起，我们不能派拖车来。