This video from AWS re:Invent 2023 explores how Amazon Lex is reshaping customer experiences with conversational AI and generative AI capabilities. Marcelo Silva from Amazon Lex introduces new features that leverage large language models to enhance bot building and user interactions. Ganesh Gella, GM for Amazon Lex, demonstrates key innovations like descriptive bot builder, utterance generation, and generative AI-assisted slot resolution. Gregg Doppelheuer from Lockheed Martin then shares how they've implemented Lex to improve employee productivity through a mobile app that provides program status updates and manufacturing insights. The speakers highlight how generative AI is making conversational AI more natural, contextual and powerful for enterprise applications while still maintaining control and compliance.