i would like to find an italian restaurant open for dinner ? i am looking for a train departing from london liverpool street on thursday to go to cambridge .
i will need more information on what you are looking for , what area and what time ?
{'service': 'train', 'act': 'inform', 'slot_name': 'choice', 'value': 'multiple'} {'service': 'train', 'act': 'request', 'slot_name': 'leave', 'value': '?'} {'service': 'train', 'act': 'request', 'slot_name': 'arrive', 'value': '?'}
there are multiple trains available . by what time do you need to depart or arrive ?