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(), lock.lock(), lock.unlock(), switch.toggle(), switch.turn_off(), switch.turn_on()
Devices:
switch.deck_lights 'Deck Lighting Switch' = on
climate.bosch_bcc100 'Bosch BCC100 Connected Control' = cool;Auto Low;23C;37%
lock.music_room 'Music Room Lock' = unlocked
user
switch the system to fan_only mode.
assistant
setting the hvac to fan_only.
```homeassistant
{"service": "climate.set_hvac_mode", "target_device": "climate.bosch_bcc100", "hvac_mode": "fan_only"}
```