hello . can you book a taxi for me ? i need to travel from the grafton hotel restaurant to home from home .
{'service': 'taxi', 'act': 'request', 'slot_name': 'leave', 'value': '?'} {'service': 'taxi', 'act': 'request', 'slot_name': 'arrive', 'value': '?'}
no problem at all . what time do you want to leave and arrive by , respectively ?