Dear Peter,
亲爱的彼得，
I'm glad to know you will travel to Beijing, which is the centre of cultural, political and international communication.
我很高兴知道你会去北京，这是文化、政治和国际交流的中心。
as for the center route,I suggest that you spend a day visiting the tian an men square and the palace museum,Which are the most famous and most see tourist attractions. another Popular place is the summer palace with it is splendid palace. it attracts millions of Tourists every year. What's more, what you shouldn't miss is the great wall. There is a saying that goes, One who fails to reach the great wall is not a hero of course,There are many other places of interest in Beijing. It's a pleasure for me to be your guide when you come.
关于中心路线，我建议你花一天时间参观天安门广场和故宫博物院，这是最有名和最受欢迎的旅游景点。另一个受欢迎的地方是颐和园和它是辉煌的宫殿。它每年吸引数以百万计的游客。更重要的是，你不应该错过的是长城。俗话说，不到长城的人当然不是英雄，北京还有很多名胜古迹。你来的时候，我很乐意为你做向导。
Looking forward to your coming.
的人期待着你的到来。