Date: dd/mm/yy
To
Name….
Designation….
Dear Mr./Mrs. XYX,
Because of Mr. mno (name…) is out of the office for the next three weeks I am acknowledging receipt of your letter dated (date……). It will be brought to his attention immediately upon his return.
If I may be of any assistance during Mr. mno’ absence, please do not hesitate to call.
Thank you,
Name….
Designation….
Signature…..