I'd like to convert the full amount of the remittance into U.S. dollars.

我想把全部匯款換成美圓。

I'd like some coins for this note.

我想把這張紙幣換成硬幣。

I'd like to break this 50 dollar note.

我想把這張50美圓紙幣換開。

Five twenties and ten singles, please.

請給我5張20元和10張一元的。

I need 300 dollars in 100-dollar cheques.

我要300美圓票面為100美圓的支票。

I hope you'll give me ten traveler's cheques of 100 dollars each.

我希望給我10張面額為100美圓的旅行支票。 In fives, please.

請給我5元票面的。

Could you give me some small notes?

給我一些小票好嗎？

currency, money 貨幣