Ответ:

Shop assistant: May I help you?

Customer: Yes, I'm looking for a sweater.

Shop assistant: What size are you?

Customer: I'm an extra large.

Shop assistant: Would you like a plain sweater or something else?

Customer: I'm looking for a plain blue sweater.

Shop assistant: How about this one?

Customer: Yes, that's nice. Could I try it on?

Shop assistant: Certainly, the changing rooms are over there.

Customer: Thank you, I'll bring it.

Shop assistant: Do you take credit cards?

Shop assistant: Yes, we do. Visa, Master Card, and American Express.

Customer: OK, here's my Visa.

Shop assistant: Thank you. Have a nice day!

Customer: Thank you, goodbye.