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: cover.close_cover(), cover.open_cover(), cover.stop_cover(), cover.toggle(), light.toggle(), light.turn_off(), light.turn_on(rgb_color,brightness), lock.lock(), lock.unlock(), timer.cancel(), timer.pause(), timer.start(duration)
Devices:
lock.service_entrance 'Service entrance lock' = locked
lock.elevator 'Private Elevator Lock' = locked
timer.workout_timer 'Exercise session timer' = idle
light.downstairs_arcade_homekit 'Downstairs Arcade Light' = off;93%
cover.living_room 'Living Room Blinds' = closing
user
set a fifteen minutes exercise session timer.
assistant
countdown beginning for fifteen minutes.
```homeassistant
{"service": "timer.start", "target_device": "timer.workout_timer", "duration": "00:15:00"}
```