Complete the dialogue with proper words or sentences. A: Excuse me, sir. B: Yes? A: 1________? B: The post office? Oh, go down the street and turn right at the first turning. It's just on your right. 2________. A: Thank you. 3________? B: No, it's only about ten minutes' walk. A: Thank you. By the way, is there a bank near here? B: Yes, just opposite the post office. A: Do you mean the bank is opposite the post office? B: Right. A: Can I have my money changed there? B: 4________. A: I see. Thanks a lot. B: 5________.