Mr.Smith,Longtimenosee.Timeisflying.Theautumniscomingnow.YouknowwehaveacelebrationfortheMid-autumnFestivaleveryyear.Forthisyear,wewillhaveacelebrationonOctober15.YouareinvitedtothecelebrationbecauseweknowyoulikeChineseculture.Iwillsendyoumoreinformationsoon.Pleaseletmeknowifyouareavailableonthatday.
Sincerely,
LiHua