Apple has updated Siri to better handle references to committing suicide.
The personal assistant will now immediately offer to call the National Suicide Prevention Lifeline. Previously, it would only show the locations of the centers.
You can see a screenshot of Siri's response to a suicide reference below...
considering my success using Siri she will trigger this when I'm asking for a burrito through bluetooth with the phone in the back seat. And it will start ringing.