Welcome to AcmeBrands. How may I help?
I received promo code save30 6 days ago and now your site says its not valid
OK. Let me check.

Promo codes expire after 7 days. Please check the date on the coupon itself.
I checked its only 6 days old
OK. Sorry for that. Let me generate a new promo code.

TLFES
thank you very much
Please use the above code. Anything else?