Instruction : Choose from one of ('greetings', 'order pizza','ask for menu','change pizza ordered','additional order' or 'other topic') for response below is example Context : empty Input : Hello Response : Related to : greetings Context : empty Input : who is trump Response : other topic Context : empty Input : I want to order some pizza please Response : Related to : order pizza, detail : empty Context : empty Input : I want 2 pepperoni pizza please Response : Related to : order pizza, detail : pepperoni pizza,2 Context : empty Input : what pizza do you have Response : Related to : ask for menu Context : cheese pizza,1 Input : change that to pepperoni pizza please Response : Related to : change pizza ordered, detail : pepperoni pizza,1 Context : sausage pizza,1 Input : add 2 cheese pizza please Response : Related to : additional order, detail : cheese pizza,2 solve below based on example Context : pepperoni pizza,2 cheese pizza, 1 Input : make that cheese pizza to sausage pizza please Response :