题目内容：

A：Hello, this is Renmin Opera House.1.

B：Oh, hi. Do you still have tickets for the piano concert tonight?

A：One moment, please. Uh, yes, here are a few left.

B：That’s great!2.

A：At 7:30.

B：How long will it last?

A：It will last about two hours.

B：Sounds great. Can I book(预定) one ticket now?

A：Yes. 3.

B：Well, but how can I do it?

A：Just go to our website, fill in your information choose a seat and pay online.

B：Sounds easy. 4.

A：At the gate at least half an hour before the show starts.

B：5.

A：You’re welcome.