根据语境,用恰当的语言完成对话.

根据语境,用恰当的语言完成对话.
（Lanlan and Dad are talking in the living-room after supper.）
A:Dad,summer holiday is coming.___1___.
B:How about Shenzhen?
A:Shenzhen is a beautiful place,but __2__.
B:Beijing?We are surely going to visit Beijing,but not this year.
A:You mean next year?Oh,I see.We can also watch the Olympic Games.
Err…I think we should book the tickets now.__3__.
B:That’s easy.We can go to any Bank of China Olympic Ticket Outlet(站点).
A:__4__ Are they expensive?
B:It depends on what kind of tickets you want.The price of the tickets is from ￥30 to ￥5,000.
A:Oh,Dad!I think we can book the cheaper tickets,__5__.
B:I agree with you,my dear.
A:Thank you,Dad.Let’s make it tomorrow.