请根据下列信息给 Smith 先生写一封信。

写信人：李芳，公司销售部经理

时间：12 月 14 日

内容：已经收到 Smith 先生 12 月 10 日的来信，并邀请他于 12 月 20 日来我公司讨论合作

细节，希望此次合作能促进双方公司的发展。请他把航班号告诉你，你的助理王小姐将会去

机场接他。

范文:

December 14

Dear Mr. Smith,

Thank you very much for your letter dated December 10. We are honored to know you

intend to cooperate with us. Could you come over on the 20th this month to my company so that

we can discuss the details of our cooperation? I really hope our cooperation can achieve

something and promote the development mutually. If you agree to our invitation, please inform

me of your flight number. Miss Wang, my assistant, will meet you at the airport.

I am looking forward to your reply.

Yours sincerely,

Li Fang

Manager of Sales Department