A：Good morning Ma’am! How may I help you?

B：How much is this pair of climbing shoes?

A：It’s two hundred and eighty-nine dollars.

B：Do you have a cheaper one?

A：Yes, how about this black one?

B：It looks nice, how much is it？

A：It’s one hundred and ninety-nine dollars.

B：Ok ! Do you have them in 23？ Can I try them on？

A：Of course. This pair of shoes is exactly your size. Please try on.

B：They fit well. I’ll take it. I plan to wear these shoes to climb the Mount Yushan.

A：I also like mountain climbing.

B：It seems we are both the lovers of mountain climbing. If there is a chance, let’s go climb the mountain!

A：That’s great！I’m looking forward to it.