i am looking for a train that leaves on tuesday to cambridge , please . i want to depart from stevenage and would like to arrive in cambridge by 16:30 . i do not care about departure time as long as i get there before 16:30 .
kindly narrow down your specification -s so that i can find you a train that suits you best , like time of arrive and departure what time would you like to leave at ?
{'service': 'train', 'act': 'inform', 'slot_name': 'id', 'value': 'tr1830'} {'service': 'train', 'act': 'inform', 'slot_name': 'arrive', 'value': '14:43'}
alright , tr1830 arrives by 14:43 , does that suit your needs ?