generate response: I'll be leaving broxbourne and traveling to cambridge on friday. I must arrive by 10:30. Intent: find_train. Slots: restaurant-bookday=friday, restaurant-bookpeople=3, restaurant-booktime=13:45, restaurant-name=nandos city centre, train-arriveby=10:30, train-day=friday, train-departure=broxbourne, train-destination=cambridge
Response: Tr5570 will be perfect. Shall I book it?