给家人写信,他刚回美国不久,希望他明年还来中国,注意身体,来中国的时候我会请他吃饭!用英文怎么写?

Dear……，
We really appreciate your coming back and did enjoy wonderful days with you.Wish you good health in US.Looking forward to your next year's backing home and have lunch together!All the best!

Yours,

Dear ,
We really appreciate your coming back and did enjoy wonderful days with you.Wish you good health in US.Looking forward to your next year's backing home and have lunch together!All the best!

Best wishes,
Yours,