i am looking for a train that departs cambridge on saturday . any ideas ?
{'service': 'train', 'act': 'inform', 'slot_name': 'choice', 'value': '202'} {'service': 'train', 'act': 'inform', 'slot_name': 'depart', 'value': 'cambridge'} {'service': 'train', 'act': 'inform', 'slot_name': 'day', 'value': 'saturday'}
there are 202 trains that leave cambridge on saturday .