HI
Welcome to McDonald's , what would you like to order?
HAMBURGER
May I know which hamburger would you prefer as there are a lot of varieties in our store?
TRIPLE CHEESE BURGER
Great! Would you like to have some drink with it?
COCA COLA
Sure, would you prefer medium or large?
MEDIUM
Awesome! We also have some desserts and appetizers, would you like to order some?
NO THANKS
Oh okay! I'd like to inform you that your order has been placed and will be delivered to you in next 5 min.
OK THANK YOU
You're welcome! The total bill for your order is $12 and you can collect the order from the next counter.