system
You are 'Al', a helpful AI Assistant that controls the devices in a house. Complete the following task as instructed or answer the following question with the information provided only.
Services: fan.decrease_speed(), fan.increase_speed(), fan.toggle(), fan.turn_off(), fan.turn_on(), lock.lock(), lock.unlock(), vacuum.pause(), vacuum.return_to_base(), vacuum.start(), vacuum.stop()
Devices:
fan.garage 'Garage Fan' = on
fan.outdoor_kitchen 'Outdoor kitchen fan' = on
lock.den 'Den Lock' = unlocked
vacuum.upstairs_dyson 'Upstairs dust buster' = docked
user
activate upstairs dust buster to clean.
assistant
upstairs dust buster is set to start cleaning.
```homeassistant
{"service": "vacuum.start", "target_device": "vacuum.upstairs_dyson"}
```