I am so sorry to hear that, hope you could be better soon.
回复国外客人说他生病的英文邮件如下:
Dear [Customer Name],
I am sorry to hear that you are not feeling well. I hope you are feeling better soon.
Take care and get well soon.
Best regards,
[Your Name]
简短一点的话:Dearxxx(客户名字),Wewouldliketoinformthatxxx(离职同事名字)hasleftourcompanywithimmediateeffect.Foranycorrespondancerelatedtotheproductsandservicesofourcompany,pleasekindlycontacttheundersigned.Wewillcontinuetoprovideexcellentservicestoyouatalltimes.xxx(你的名字,职位,公司名,联络)ndSept00