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(), timer.cancel(), timer.pause(), timer.start(duration), vacuum.pause(), vacuum.return_to_base(), vacuum.start(), vacuum.stop()
Devices:
media_player.epson_home_cinema 'Epson Video Projector' = off
timer.kitchen_oven 'Kitchen oven timer' = active
timer.driveway_security_lights 'Driveway security timer' = idle
vacuum.kitchen_xiaomi 'Kitchen vacuum' = docked
user
please stop my kitchen oven timer.
assistant
timer stopped successfully.
```homeassistant
{"service": "timer.cancel", "target_device": "timer.kitchen_oven"}
```