Hello! Welcome to McDonald's!:)
Hello!  Can I have a big Mac without onions, and a quarter pounder with cheese, extra kechup! Also, I would like a large diet soda
Sure! Would you like to have some salad with it?
no thanks!  Actually, can I have the big mac with onions instead of without?
Sure! WOuld you like to have fries with it?
sure!  Large, please!
Amazing! Would you like to have anything else?
Nope, that's it
Alright! Your order has been placed, you'll have to pay $30 at the next window.
Excellent, have a good day!
Thank you! Enjoy your meal!