i am looking for a train to cambridge that leaves on saturday . i am leaving from peterborough and want to arrive by 12:30 .
the london kings cross travels to cambridge on saturday . where are you leaving from ?
{'service': 'train', 'act': 'inform', 'slot_name': 'arrive', 'value': '06:09'} {'service': 'train', 'act': 'inform', 'slot_name': 'leave', 'value': '05:19'} {'service': 'train', 'act': 'inform', 'slot_name': 'id', 'value': 'tr7594'} {'service': 'train', 'act': 'offerbook', 'slot_name': 'none', 'value': 'none'}
the tr7594 leaves at 05:19 and arrives by 06:09 . would you like me to book it ?