i am looking for a train that leaves on saturday and arrives by 10.30 i am going to cambridge from birmingham new street .
where are you traveling to and from ?
{'service': 'train', 'act': 'inform', 'slot_name': 'choice', 'value': '5'} {'service': 'train', 'act': 'offerbook', 'slot_name': 'arrive', 'value': '10:23'} {'service': 'train', 'act': 'offerbook', 'slot_name': 'leave', 'value': '7:40'}
there are 5 trains available , may i book 1 for you that leaves at 7:40 and arrives at 10:23 ?