Dear Mr.Green,
We greatly appreciate your letter describing the assistance you received in solving your air-conditioning problems.
We are now in our fifth year of operation,and we receive many letters like yours indicating a high level of customer satisfaction with our installations.
We are pleased that our technical staff assisted you so capably.We would like you to know that if you need to contact us at any time in the future,our engineers will be equally responsive to your request for assistance.
If we can be of service to you again,please let us know.Thank you again for your very kind letter.
Yours Sincerely,
Chief Engineer
因篇幅问题不能全部显示，请点此查看更多更全内容