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根据对话内容，在空白处填入一个适当的句子，使对话完整、正确。

A:  Li Na, the summer vocation is coming. What are your plans?

B:  I am going on a visit to Wuhan with my parents by train.

A:  (1)________?

B:  No, I haven't. I'll do it at once.

C:  Hello! Enshi Railway Station. (2)________?

B:  I'd like to book some tickets to Wuhan at 8:00a.m on July 1st. (3)________?

C:  We have tickets at ￥145 for the hard sleeper and￥232 for the soft sleeper. Which kind do you want?

B:  (4)________.

C:  All right. Three soft sleeper tickets. Please pay for the tickets before 6:00a.m. (5)________?

B:  Sure. I'm Li Na and my telephone number is 8410555. Thank you.

C:  You're welcome.