Thank you for letter dated January 30 concerning your recent order.
My investigation of the late delivery in your area revealed several factors that contributed to the problem over the last week or two, including weather conditions and shortage of delivery personnel. We are doing all in our power to rectify these situations so that you can once again enjoy on-time delivery.
Please accept our apologies for the inconvenience.
We look forward to doing business with you again in the future.
Sincerely,