The company told Engadget that the feature is currently available only to smart speaker users in the US, all of whom should have access within a week. This won't be of much help if you're only using Assistant on your phone. All the same, this is an important response to Amazon, whose Alexa helper has supported scheduled routines for months. You no longer have to be picky about your choice of smart speaker if you're determined to automate your smart home.