A：May I help you?
B：I'd like to withdraw some money.
A：Please fill in the slip, stating the exact amount you wish to withdraw.
B：All right. And here's my bankbook. Is that all?
A：Your ID card, please.
B：Oh, yes. Here it is.
A：Do you want large ones or small ones?
B：Four in hundred, one in ten, please.
A：Wait a minute, please. Here's the cash.
B：By the way, I'd like to change some U.S. dollars to pounds and I want to know today'sexchange rate.
A：Well, sir. According to today's exchange rate, every pound in cash is equivalent to 1.89U.S. dollars. How much would you like to change?
B：I want 100 pounds. And here are 189 U.S. dollars.
A：OK. And here's your money.
B：Thank you. And goodbye.