i would like a train going to kings lynn . i do not want to leave until after 17:30 . from cambridge . i'll be leaving on tuesday
the tr3112 will get you there by 05:58 . will that work ? okay , there are many options for you to leave after 17:30 to kings lynn . where are you departing from ? what day will you travel ?
{'service': 'train', 'act': 'inform', 'slot_name': 'choice', 'value': 'several'} {'service': 'train', 'act': 'request', 'slot_name': 'leave', 'value': '?'}
great . there are several trains available . what time would you like to leave by ?