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: 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.cancel(), timer.pause(), timer.start(duration)
Devices:
switch.patio_lights 'Patio Lights Switch' = on
timer.meditation_clock 'Meditation duration tracker' = active
media_player.xbox_den 'Den Xbox console' = off
timer.front_porch_lights 'Front porch light timer' = active
user
the meditation duration tracker is no longer needed.
assistant
timer has been canceled.
```homeassistant
{"service": "timer.cancel", "target_device": "timer.meditation_clock"}
```