Microsoft brings the latest advanced chatbot capabilities to developers' fingertips, allowing them to create apps that see, hear, speak, understand, and interpret users’ needs -- using natural communication styles and methods.
Today, we’re excited to announce we’re making generally available Microsoft Cognitive Services Language Understanding service (LUIS) and Azure Bot Service, two top notch AI services to create digital agents that interact in natural ways and make sense of the surrounding environment.

Read about it in the Azure blog.