i want a train leaving from cambridge . i need it to leave after 12:15 on saturday .
okay . i have 566 trains leaving cambridge . can we narrow it down a little ?
{'service': 'train', 'act': 'inform', 'slot_name': 'choice', 'value': 'over 100'} {'service': 'train', 'act': 'request', 'slot_name': 'dest', 'value': '?'}
we have over 100 results . where is your destination ?