A: Can I help you?
B:____ I want a sweater for my son.
A: We have sweaters in red, yellow and white.____?
B: Yellow.
A: Here you are.
B: Oh, this sweater is too small. Do you have a bigger one?
A: Yes. What about this one?
B: It's very nice.____?
A: It's ten dollars.
B: OK.____ Thank you.
A:____