Model letter - Apology letter to customer After Cancellation of Order

Apology After Cancellation of Order

Dear

This is to acknowledge receipt of your letter of (date)
in which you set forth your reasons for canceling your
purchase order #

I am very sorry about the misunderstanding that led to
this cancellation and have taken the matter up with
management in order to ensure that a problem of this
nature does not occur again.

As one of our valued customers, your satisfaction is one
of our primary concerns. Please accept our apology.