i would like to book a taxi departing from leverton house and arriving by 07:30 .
{'service': 'taxi', 'act': 'inform', 'slot_name': 'phone', 'value': '07640075849'} {'service': 'taxi', 'act': 'inform', 'slot_name': 'car', 'value': 'red ford '}
booking completed ! car is red ford and contact number is 07640075849 ,