your address

　　month, date, year

　　receiver's address

　　dear ...,

　　i am extremely pleased to hear from you. and i would like to write a letter to tell you that_____.

　　……

　　i will greatly appreciate a response from you at your earliest convenience/i am looking f0rward to your replies at your earliest convenience.

　　best regards for your health and success.

　　sincerely yours,