Hello how may I help you? Hi. want to buy something online, can you help? Sure. What would you like to buy I'd like to purchase that $10 motorcycle helmet. Very nice. How would you like to pay for that? I have a $10 coupon code. Can I use this? May I have the coupon code please? Okay. It's 976431. I am so sorry, that coupon has expired I see. You can try my Mastercard. Sure, that should work!