Hello and welcome to AcmeCorp, how can I help you today?
Hi! I was trying to use a promo code while making a purchase this morning but the code is showing invalid. I was hoping you could help me with it I got this code 8 days ago
Sorry to hear that.  I'll be happy to assist with this.  Can I have the full name on your account?
Albert Sanders
I am going to check our system about this.

Yes, our promo codes last 7 days only, so yours is expired now. May I ask your membership level?
Oh Silver
Yes, as a valued Silver member, I can give you another promo code complimentary.
Thank you Appreciate it
Here is a promo code for 20% off your next purchase.  Good for the next 7 days.  Q70PF You're welcome.  Is there anything else I can assist you with today?
Thats all. You have been very helpful. Thank you
Wonderful, have a nice day!