yes . i am looking for a train , please . i need to leave from cambridge on sunday . well , i am thinking i need to leave sometime after 10:45 for norwich .
of course . where will you be departing from and arriving ? when would you like to leave ? there are 202 trains leaving cambridge on sunday , do you have a destination or time ?
{'service': 'train', 'act': 'inform', 'slot_name': 'dest', 'value': 'norwich '} {'service': 'train', 'act': 'inform', 'slot_name': 'depart', 'value': 'cambridge '} {'service': 'train', 'act': 'inform', 'slot_name': 'arrive', 'value': '12:55'} {'service': 'train', 'act': 'inform', 'slot_name': 'leave', 'value': '11:36'} {'service': 'train', 'act': 'offerbook', 'slot_name': 'none', 'value': 'none'}
there is a train leaving cambridge for norwich at 11:36 which arrives at 12:55 . shall i book it for you ?