This is in relation to receipt of your letter of dated (date) wherein you set forth your reasons for canceling your purchase order no. #
I would like to apologize for the misunderstanding caused between us which took matter to the cancellation. I have taken this matter up with management in order to ensure that a problem of this nature does not happen again. I would like to assure you that necessary actions have been taken and we’ll try our best, that such mistakes are not repeated again.
As you are one of our valued and esteemed customers, your satisfaction is one of our primary concerns. Please accept our apology for the inconvenience caused.