[DATE, ex. Wednesday, June 11, 1998]
[NAME, COMPANY AND ADDRESS, ex.
1234 First Street
Anycity, Anystate 85245]
Dear [NAME, ex. John Smith],
Thank you for your prompt attention regarding our malfunctioning [PRODUCT, ex. Cold Elite Air Conditioner unit] and for arranging a service technician to arrive at our premises to perform a repair. I look forward to seeing [him/her] on [DATE, ex. Friday] at [TIME, ex. 2:00 PM].
I indeed look forward to having our [PRODUCT, ex. Cold Elite Air Conditioner unit] functioning properly again.
[YOUR NAME, ex. Jill Jones]