generate response: I would like to book a table for 2 at 17:45 on Saturday. What is the reference number please?. Intent: find_train. Slots: restaurant-area=centre, restaurant-bookday=saturday, restaurant-bookpeople=2, restaurant-booktime=17:45, restaurant-food=seafood, restaurant-name=loch fyne, train-day=saturday, train-departure=broxbourne, train-destination=cambridge, train-leaveat=12:00
Response: I was able to book it, reference number is A1ZSFEZ5 .