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(), cover.close_cover(), cover.open_cover(), cover.stop_cover(), cover.toggle(), light.toggle(), light.turn_off(), light.turn_on(rgb_color,brightness), switch.toggle(), switch.turn_off(), switch.turn_on(), timer.cancel(), timer.pause(), timer.start(duration)
Devices:
cover.theater_room 'Home theater blinds' = closed
timer.kitchen_timer 'Kitchen countdown' = active
cover.greenhouse 'Greenhouse door' = open
light.back_playroom_lifx 'Back Playroom Light' = on;81%
cover.back_window 'Back Window Blinds' = closed
light.upstairs_master_bedroom_hue 'Upstairs Master Bedroom Hue' = on;1%
switch.sunroom_lights 'Sunroom Lights Switch' = off
switch.rear_yard_lights 'Rear Yard Lights Switch' = on
user
start the kitchen countdown timer for three and a half hours.
assistant
initiating a timer for three and a half hours.
```homeassistant
{"service": "timer.start", "target_device": "timer.kitchen_timer", "duration": "03:30:00"}
```