help me get a taxi to the cambridge museum of technology please i'll be departing from rice boat
sure . what is your departure site ?
{'service': 'taxi', 'act': 'request', 'slot_name': 'leave', 'value': '?'} {'service': 'taxi', 'act': 'request', 'slot_name': 'arrive', 'value': '?'}
okay . can you give me a time that you would prefer to leave after or arrive by ?