我有个远方外国亲戚要到中国来第一次见面，要用英语如何说比较得体

Hi brother, nice to meet you! How was the flight? You two guys really make a cute couple.
嗨，兄弟，很高兴认识你！旅途顺利吗？你们两个看上去真是很相配。

不要觉得肉麻，西方人从来不吝啬赞美之词，所以给他一个热情周到的问候吧！

how do you do
i am ..
who about the fleight?
we have ordered the hotel for you or we have get your room ready,
do you want have a rest first?
how about get something to eat?
if you have any trouble,just tell me. we are families.

小儿科！！