X: May I help you?

X:要我效劳吗?

Y: No, thank you. I'm just looking. Maybe later I might need your help.

Y:不用，谢谢你。我只是看看而已。也许稍后我会需要你帮忙。

X: I hope you will! Take your time. We have a lot more upstairs.

X:希望您会。您慢慢看，我们楼上有更多的货品。

Y: Oh, you do? You certainly have a large selection.

Y:哦，真的?你们的货品的确不少。