https://www.cnbc.com/2019/04/02/walmart-and-google-to-offer-voice-activated-grocery-shopping.html

Walmart customers will be able to order groceries with voice commands through Google's smart-home assistant, the retail giant announced on Tuesday in its latest effort to compete with Amazon.

Starting this month, shoppers will be to add items directly to their Walmart Grocery cart using Google Assistant by saying "Hey Google, talk to Walmart." In a blog post published early Tuesday, Walmart hinted that voice shopping might be available with other partners in the future.