假定你是JOHN,要去上海旅游,写一封信给你在上海的朋友张强,告诉他你将乘火车10月21日上午8点到达上海,请他接站,并请他帮你定21至24日的住宿(旅馆最好靠近市中心,房间可以小一些,但不要太贵)此外,你还要帮他定24日返回北京的火车票.

Dear Blaker:
Recently,ok?I will go to Shanghai,my 21st October 8 a.m.to railway station,I want to let you meet me.I want you to help me,I will reserve a hotel in 21-24 lives there,had better close to downtown,the room can be smaller as long as it's not too expensive,also want you to help me buy a ticket,24 back to Beijing.Here in the first,thank you.
your's
JOHN