yes , i need information about a train . do you have information on trains departing from bishops stortford ?
{'service': 'train', 'act': 'inform', 'slot_name': 'choice', 'value': '70'} {'service': 'train', 'act': 'inform', 'slot_name': 'depart', 'value': 'bishops stortford'} {'service': 'train', 'act': 'request', 'slot_name': 'dest', 'value': '?'}
sure , there are 70 trains departing from bishops stortford . what is your destination ?