generate response: We're not picky, please book any train arriving in Broxbourne by 19:00 for 4 people.. Intent: book_train. Slots: train-arriveby=19:00, train-bookpeople=4, train-day=wednesday, train-departure=cambridge, train-destination=broxbourne
Response: Okay, your booking was successful. Your total fee of 71.59 GBP is payable at the station. The reference number is B5E7R2LE .