i am interested in booking a train to cambridge for next tuesday .
{'service': 'train', 'act': 'inform', 'slot_name': 'choice', 'value': 'several'} {'service': 'train', 'act': 'inform', 'slot_name': 'depart', 'value': 'cambridge'} {'service': 'train', 'act': 'inform', 'slot_name': 'day', 'value': 'tuesday'} {'service': 'train', 'act': 'inform', 'slot_name': 'leave', 'value': 'every hour'} {'service': 'train', 'act': 'inform', 'slot_name': 'leave', 'value': ' 06:08'}
there are several trains departing for cambridge on tuesday . 1 train departs every hour starting at 06:08