i need to book train tickets . i need a train that is headed to london kings cross and i need to arrive by 20:30 . i will be leaving saturday . i would like to leave at 16:20 yes , that would be fine . i do not need tickets , i just need the travel time , price , and train id .
sure , where are you headed ? i can help with that . what day will you be travelling ? we have 8 trains to london kings cross that day . is there any particular time you would like to leave by ? the tr8134 leaves at 17:00 . will that be okay ?
{'service': 'train', 'act': 'inform', 'slot_name': 'arrive', 'value': '19:51'} {'service': 'train', 'act': 'inform', 'slot_name': 'dest', 'value': 'london kings cross '} {'service': 'train', 'act': 'inform', 'slot_name': 'depart', 'value': 'cambridge'} {'service': 'train', 'act': 'inform', 'slot_name': 'ticket', 'value': '18.88 pounds'} {'service': 'train', 'act': 'inform', 'slot_name': 'leave', 'value': '19:00'} {'service': 'general', 'act': 'reqmore', 'slot_name': 'none', 'value': 'none'}
the train id is tr0427 , it leaves cambridge at 19:00 and arrives at london kings cross at 19:51 . the cost is 18.88 pounds . may i be of further assistance .