1. May I help you?

Yes, I’d like to buy these razors.

Okay, that’ll be $6.85 with tax.

2. What can I do for you?

I’m looking for the cameras.

They’re in Aisle Two.

3. Is there something I can help you with?

No, I’m just browsing. Thanks anyway.

Ok.

How much is this?

It’s $4.95.