i would like to take a train from leicester that arrives by 16:15 . i need the train to go to cambridge and leave on saturday .
the latest arrival time is 15:54 .
{'service': 'train', 'act': 'inform', 'slot_name': 'arrive', 'value': '06:54'} {'service': 'train', 'act': 'inform', 'slot_name': 'depart', 'value': 'leicester\t'} {'service': 'train', 'act': 'inform', 'slot_name': 'dest', 'value': 'cambridge\t'} {'service': 'train', 'act': 'inform', 'slot_name': 'id', 'value': 'tr9488 '} {'service': 'train', 'act': 'offerbook', 'slot_name': 'none', 'value': 'none'}
the tr9488 leaves from leicester and arrives in cambridge at 06:54 . would you like a ticket ?