HI
Hello! Welcome to McDonald. What would you like to order?
Bacon Ranch Grilled Chicken Salad Filet-O-Fish Dr Pepper
Sure! would you like to have it medium or a large one?
LARGE
Great! Would you like To customize your Bacon Ranch Grilled Chicken Salad or you'll have it with everything?
I will have it with everything
Perfect! Is  that everything sir or would you like to order anything else?
yes
Perfect! Here you go, You'd have to pay $50 at the next window.