Good morning, sir. You want to change money, don't you? 您好，先生。您要兑换钱，是吗?

Yes, I do. 是的，我要兑换钱。

Do you think you need to change these dollars? 您看需要兑换这些美元吗?

How much of the remittance do you want to convert into U.S. dollars? 您想把多少汇款换成美元?

Can you change some money for me, please? 能否给我兑换一些钱?

Can I give you 1,500 Yen in Swiss francs? 能否给您与1500日元等值的瑞士法郎?