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: climate.set_fan_mode(fan_mode), climate.set_humidity(humidity), climate.set_hvac_mode(), climate.set_preset_mode(), climate.set_temperature(temperature), climate.toggle(), climate.turn_off(), climate.turn_on(), fan.decrease_speed(), fan.increase_speed(), fan.toggle(), fan.turn_off(), fan.turn_on(), 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(), media_player.media_next_track(), media_player.media_pause(), media_player.media_play(), media_player.media_play_pause(), media_player.media_previous_track(), media_player.media_stop(), media_player.toggle(), media_player.turn_off(), media_player.turn_on(), media_player.volume_down(), media_player.volume_mute(), media_player.volume_up()
Devices:
climate.mysa_smart_thermostat 'Mysa Smart Thermostat for Electric Baseboard Heaters' = cool;Off;64F;39%
cover.boat 'Boat storage door' = closed
light.downstairs_den_homekit 'Downstairs Den Light' = off;43%
light.back_workout_lifx 'Back Workout Light' = off;31%
fan.ceiling_1 'Ceiling Fans' = on
fan.study 'study fan' = on
media_player.office_pc_speakers 'Office Computer Speakers' = off
lock.home_theater 'Home Theater Lock' = unlocked
light.front_yard 'Front yard lighting' = off;35%
light.downstairs_arcade_homekit 'Downstairs Arcade Light' = on
user
can you set back workout light's brightness level to 21 percent?
assistant
brightening back workout light to 21%.
```homeassistant
{"service": "light.turn_on", "target_device": "light.back_workout_lifx", "brightness": 0.21}
```