A: Did you find the money I left on the desk?
B: Yes. But what's it for?
A: Did you see the note I left?
B: I didn't see any note.
A: Well, I left a note saying I wanted you to get some stamps at the post office.
B: Why can't you get them?
A: The post office is closed when I get off work.
B: You could get them on Saturday morning.
A: I know. But I won't be in town on Saturday. I'm going on a hike with some of the guys.
B: OK. I'll get them for you. What do you need?
A: I need a book of regular stamps and two of airmail.And thanks for doing it for me.
B: It's okay. You're welcome.