A: Can I help you?
B: Yes, please. I need a sweater for school.
A: OK. What do you want?
B: Blue.
A: How about this one?
B: It looks nice. How muchit cost?
A: Nine dollars.
B: take it. How much are those yellow socks?
A: Two dollars one pair.
B: Great! Take two pairs, please.
A: Here you are.
B: a lot.
A: You're welcome.
