商务英语写作范文:建议更改时间

Dear Sirs,

　　Thank you for your letter concerning Mr.Smith’s visit to China.Unfortunately our Export Manager,Mr.Li,is in the USA at present and will not be back until 19th June.He would,however,be very pleased to see Mr.Smith if he could be in Beijing after that date.? We look forward to hearing from you.?　　

　　Yours faithfully,