Explore the process of creating a chatbot using PHP in this 34-minute conference talk from the International PHP Conference. Learn how to integrate Natural Language Understanding tools like RASA NLU into a PHP application and discover libraries that enable asynchronous and reactive PHP programming. Follow along as Maximilian Berghoff from Mayflower GmbH demonstrates the possibilities and challenges of building a functional chatbot entirely in PHP, showcasing the versatility and power of the language for complex applications.