generate response: Arrival time doesn't matter, it just needs to depart after 12:45. I'll need to book the travel for 8 people. Are there any that can accommodate that many?. Intent: book_train. Slots: train-arriveby=dontcare, train-bookpeople=8, train-day=tuesday, train-departure=peterborough, train-destination=cambridge, train-leaveat=12:45
Response: The TR4679 departs at 13:19. Booking was successful for 8 people, the total fee is 132 GBP payable at the station. Reference number is : GVI45XUY .