A: How may I help you? B: I need to check these books out. A: Do you have your library card? B: Here it is. A: It appears that you have late fees. B: Really? A: Yes, really. B: How much do I owe? A: You owe $24.50 in late fees. B: I don't have that much today. A: I'm sorry, but until you pay it, you won't be able to check out any more books. B: I'll pay it as soon as possible.