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(), light.toggle(), light.turn_off(), light.turn_on(rgb_color,brightness)
Devices:
light.back_courtyard_lifx 'Back Courtyard Light' = on;goldenrod (224, 220, 54)
light.back_observatory_warm 'Back Observatory Warm Light' = on
light.downstairs_workout_mqtt 'Downstairs Workout Light' = on;99%
climate.thermostat_lux_geo 'Lux Geo Wi-Fi Thermostat' = heat_cool;Auto Low;25C;83%
user
switch the system to fan_only mode.
assistant
setting the hvac to fan_only.
```homeassistant
{"service": "climate.set_hvac_mode", "target_device": "climate.thermostat_lux_geo", "hvac_mode": "fan_only"}
```