Hey, I want to order a pizza from pizza hut for delivery.
Okay, will this be delivered to your home address?
Yes, it will. 
Okay, what would you like to order?
I'd like to order a large pizza with sausage and jalapenos.
Okay, let me check if that's available. 
Okay. 
Unfortunately, they are all out of jalapenos. Would you like a different topping?
Sure. Make that with onion instead.
Okay, let me check. 
Okay. 
Yes, they do have onions.
Okay, good. 
To confirm your order, you want a large sausage and onion pizza?
Yes, that is correct. 
Okay, your receipt will be sent to your mobile phone via text message. 
Awesome, how long will it take?
It'll be ready in about 25 minutes.
Okay, sounds good. Thank you. 
No problem, enjoy your meal!