Hi I want pizza?
where from?
Barro's pleasw
sure what would you like?
I want a large pizza
what toppings?
Pepperoni
anything else?
tomato
They are out of tomato
Okay then sausage
anything else?
Just those two toppings
would you like any drinks?
No thanks
Okay, I have a large pizza with pepperoni and sausage
Yep
That will be ready in 25 minutes and I have sent the receipt and info to your mobile device
Thanks
Bye