What will the female speaker do for the male speaker?

A: Could I ask for your help in arranging a taxi for me tomorrow?
B: Certainly. Where would you like to go?
A: I need to go to Beijing tomorrow.
B: Is that just one way or will you need the taxi all day?
A: One way.

A: Hello. I’ve come to pay my bill.
B: Okay. Just a moment please. Let me get our copy
A: Will that be cash or charge?
B: Charge. I’ll put it on my American Express.
A: Okay. By the way, there’s a 4% merchant commission you must pay if you’re going to use a credit card.
A: Who gets the 4% ?
B: The Bank of China.