What does the man want?

W: Can I help you, sir?
M: Yes. (4)Could you exchange some money for me? I need some RMB.
W: Certainly. What kind of currency do you have?
M: I have pounds and U.S. dollars.
W: How much would you like to exchange?
M: What is the exchange rate today?
W: (5)The current exchange rate of pounds against Chinese RMB is one pound to 10 yuan and that of U. S. dollars against RMB is one dollar to 6 yuan.
M: (5)Then I’ll change 100 pounds and 500 U.S. dollars. Here is the money.
W: Wait a moment, please. .. Here is your money. Please count it.
M: Oh, thank you very much. I also want to open an account here to deposit them.
W: All right, sir. What kind would you like?
M: (6)Since I need to take them out at any moment, I’d like to open the daily interest account.
W: Would you please fill out this form?
M: OK. Here you are.
W: All right. Thank you. And here is your deposit book.