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(), 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(), switch.toggle(), switch.turn_off(), switch.turn_on(), timer.add_item(item), timer.cancel(), timer.cancel(), timer.pause(), timer.pause(), timer.start(duration)
Devices:
switch.walkway_lights 'Walkway Lights Switch' = on
fan.master_bath 'Master bathroom fan' = on
light.downstairs_livingroom_lifx 'Downstairs Living Room Light' = on;mediumorchid (192, 59, 198);52%
light.back_mudroom_warm 'Back Mudroom Warm Light' = off;70%
lock.pool_gate 'Swimming pool gate' = locked
lock.tool_shed 'Tool Shed Lock' = locked
todo.birthday_reminder_list 'Birthday reminder list' = 3
lock.mudroom 'Mudroom Lock' = unlocked
light.back_corridor_lifx 'Back Corridor Light' = on
light.patio_1 'Outdoor patio light' = off;slateblue (73, 55, 216);12%
fan.attic 'Attic Fan' = off
lock.back_door 'Back Door Lock' = unlocked
media_player.sonos_bedroom 'Sonos Master Bedroom' = paused;Three Flavours Cornetto Trilogy;vol=0.35
timer.timer7 'Custom timer 7' = active
todo.bill_payment_reminders 'Bill payment reminders' = 31
light.upstairs_arcade_zigbee 'Upstairs Arcade Light' = on;darkgoldenrod (171, 159, 17);99%
lock.living_room 'Living Room Lock' = locked
lock.terrace_door 'Terrace door lock' = locked
media_player.bedside_alarm_clock_radio 'Bedside Alarm Clock Radio' = idle;vol=0.71
lock.schlage_smart 'Schlage Smart Lock' = locked
timer.workout_timer 'Exercise session timer' = active
lock.master_bedroom 'Master Bedroom Lock' = locked
light.front_lounge_ge 'Front Lounge Light' = on;4%
lock.yale_living 'Yale Living Room' = locked
cover.shed_1 'First shed door' = closed
media_player.office_pc_speakers 'Office Computer Speakers' = on;GEORGE LOPEZ: S1 & S2 (DVD);vol=0.31
user
decrease the master bathroom fan speed
assistant
reducing the fan speed as you requested.
```homeassistant
{"service": "fan.decrease_speed", "target_device": "fan.master_bath"}
```