完成对话;根据上下文，在横线上填上适当的句子或短语。
M: 1 for drama(戏剧) “Hamlet”, please.
W: Yes, sir.
M: Have you got any seats downstairs?
W: Yes, we have.
M: 2 ?
W: $4.25 each.
M: Are there any seats for $3.75?
W: Yes, there are upstairs. 3 ?
M: Four, please.
W: For 4 ?
M: What about Saturday night, October 21st?
W: I can give you four seats in Row 8.
M: 5 ?
W: Two and a half hours.
M: Thank you. How much will that be in all?
W: $15.