i need to book a train to cambridge on monday . i will be departing out of stevenage . i want to arrive by 16:45 .
where will you be departing from ? we have 10 different trains on that day . what time will you be departing or arriving ?
{'service': 'train', 'act': 'inform', 'slot_name': 'id', 'value': 'tr8265 '} {'service': 'train', 'act': 'inform', 'slot_name': 'leave', 'value': '09:54'} {'service': 'train', 'act': 'offerbook', 'slot_name': 'none', 'value': 'none'}
okay tr8265 departs at 09:54 . would you like me to book that for you ?