Hello how may I help you? I would like to order a pizza. Pizza size ? Extra large thick crust please What toppings would you like? Extra cheese, pepperoni and hot peppers. We currently do not have hot peppers would you like to substitute something else Shucks. Do you have mushrooms instead? Yes we have mushrooms Okay. I will have extra cheese, pepperoni, and mushrooms then. That will be ready in 15 minutes