i would like to find a train from cambridge that leaves thursday . i would like to travel to cambridge . yes . the departure should be from stansted airport and arrive in cambridge no later than 20:30 please .
what is your destination ? okay . where are you departing from ? and , do you have any particular time frame in mind ?
{'service': 'train', 'act': 'inform', 'slot_name': 'dest', 'value': 'cambridge'} {'service': 'train', 'act': 'inform', 'slot_name': 'arrive', 'value': '20:30'} {'service': 'train', 'act': 'inform', 'slot_name': 'arrive', 'value': ' 19:52'} {'service': 'train', 'act': 'inform', 'slot_name': 'choice', 'value': '15'} {'service': 'train', 'act': 'inform', 'slot_name': 'leave', 'value': '19:24'} {'service': 'train', 'act': 'inform', 'slot_name': 'depart', 'value': 'stansted airport'} {'service': 'train', 'act': 'offerbook', 'slot_name': 'none', 'value': 'none'}
i have 15 trains that arrive in cambridge from stansted airport before 20:30 . the tr2286 leaves at 19:24 and arrives at 19:52 . would you like to book it ?