texts: domain: pizza ordering  <s> yes, that is the one. </s> <s> ok, do you want any toppings? </s> <s> yes, of course!  </s> <s> ok, which toppings do you want? </s> <s> mushrooms and onions and extra cheese
labels: ok, you want a large thin crust garlic pizza with mushrooms, onions and extra cheese?