Dear :

Thank you for your order of [date]. Unfortunately, we no longer produce the you ordered. I'm sorry to disappoint you.

We do make, however, products similar to the one you ordered, or even better. I have enclosed our latest catalog which includes a new line of [products], and I believe you'll find some of our latest innovations exceptionally useful.

I hope you will find my suggestion worth considering.

Sincerely yours,

[name]

[title]

Enclosure