英文对话 买东西 10句 要简单

Shopkeeper: What's can I do for you?
Customer: Yes, I'd like to buy a T-Shirt for my girlfriend. Can you introduce some for me?
S: Which size you want?
C: 7 is OK, she like orange color.
S: Sir, how do you think this one? This is new arrival and very populor in this year,
C: OK, I'll take this one, how much is it?
S: 30$.
C: 30$? That's very expensive, is there any discount?
S: Sir, you are very lucky, if you take it now we can reduce the price for 20%.
C: So, that's 24$, OK I take it.
S: Thank you sir, welcome to our shop next time.