i am looking for a train going to cambridge .
{'service': 'train', 'act': 'inform', 'slot_name': 'choice', 'value': 'over 1000'} {'service': 'train', 'act': 'inform', 'slot_name': 'dest', 'value': 'cambridge'} {'service': 'train', 'act': 'request', 'slot_name': 'depart', 'value': '?'} {'service': 'train', 'act': 'request', 'slot_name': 'leave', 'value': '?'} {'service': 'train', 'act': 'request', 'slot_name': 'day', 'value': '?'}
there are over 1000 trains coming to cambridge . is there a particular day , time , or point of departure that you are interested in ?