超市服务

A: Excuse me, are there any more shopping carts?

B: Yes, you can find it at the entrance.

A: But there isn't a single one right now.

B: Ok, I'll get one for you.

A: thank you, I'll wait here.

B: Here it is. it's really hard to find a shopping cart at this moment.

A: Thanks a lot. by the way, do you make the deliveries?

B: We make deliveries only for bulk buying.

A: Is it free of charge?

B:No, but the charge is rather low.

A: Ok, thank you.

B: Not at all.