Dear XXX(名字): I am XXX who is your new lodger. I am going to come XXX(你要去的城市)in XXX(几月几号) from China. My flight number is XXX(航班号) , and the time of arrival is XXX(航班抵达时间) . I am gald to see you soon in the airport . Best Regard, XXX(你的名字) XXX(时间) 信每行开头不需要空两格.如果你要分两段写,段与段之间空开一行.中间内容你自己可以随便加,重要的信息要写的我都帮你列出来了.