Have a safe trip back.

祝您平安返家。

I'm having trouble eating.

我吃东西时有困难。

Thanks.

谢谢。

That's great. I'll come back right after the formalities.

那太好了。手续办完后我就回来。

Our pleasure.

好的。

Yes, I am. I'd like some wine and roast duck.

是的。我想要些酒和烤鸭。