hello , i am trying to find a train that goes from cambridge to london kings cross . can you help me book a ticket ? i need to leave on saturday after 18:45 .
i can help with that . can you tell me what day you will be traveling ?
{'service': 'train', 'act': 'inform', 'slot_name': 'day', 'value': 'saturday'} {'service': 'train', 'act': 'inform', 'slot_name': 'leave', 'value': '19:00'} {'service': 'train', 'act': 'select', 'slot_name': 'none', 'value': 'none'}
the soonest departure time would be at 19:00 on saturday , is that okay ?