- Can I help you?
- Yes, I'm looking for a pair of trousers.
- What size are you?
- I'm a small.
- How about this one?
- Yes, that's nice. Can I try them on?
- Certainly, there're the changing rooms over there.
- Thank you.
- How do they fit?
- They’re too tight. Do you have a medium?
- Yes, here you are.
- Thank you. I'll take them.
- OK, how would you like to pay?
- Do you take credit cards?
- Yes, we do. Visa, Master Card and American Express.
- OK, here's my Visa.
- Thank you. Here is your receipt. Have a nice day!
- Thank you, goodbye.