yes , i need information about a train . do you have information on trains departing from bishops stortford ? i'll be heading for cambridge .
sure , there are 70 trains departing from bishops stortford . what is your destination ?
{'service': 'train', 'act': 'request', 'slot_name': 'day', 'value': '?'} {'service': 'train', 'act': 'request', 'slot_name': 'leave', 'value': '?'}
what day and time would you like to travel .