i am wanting to book a train arriving in stevenage by 19:15 . can you help me ? i will be leaving cambridge on thursday .
certainly , where will you be departing from and what time would you like to leave ?
{'service': 'train', 'act': 'inform', 'slot_name': 'arrive', 'value': '18:10'} {'service': 'train', 'act': 'inform', 'slot_name': 'leave', 'value': '17:21'} {'service': 'train', 'act': 'inform', 'slot_name': 'id', 'value': 'tr1165'}
tr1165 arrives at 18:10 and departs at 17:21 .