When was the last time you visited the library for research? For me, it was a few years ago near Barcelona, Spain, because it was snowing outside, and I wanted to surf the internet. Chances are our traditional sources of knowledge and relationships for the past decades at least have been disrupted by FAANGA or Facebook (now Meta), Apple, Amazon, Google, Netflix, (Alphabet), in addition to Microsoft. These global technology giants, that all a few years ago were just ambitious dream projects of a few visionary startup founders, represented the evolution of how our human mind pivots to benefiting from faster connections between people and information or data, in general. Now, we are life witnesses to yet another information revolution- OpenAI.com's Millions of people already joined this ChatGPT since its launch in the last quarter of 2022, to try its chatbot service that can answer your questions by applying open, intelligent data gathering and analytics models.

Dialogue is a fundamental tool in knowledge transfer and the main vehicle for social interaction. But first and foremost, dialogue means to listen to the other (i.e. Human Computer Interaction has been driven mainly by the human side with little "interaction" from the computer side. With the "renaissance" of machine learning, basic intelligent behavior through the computer interface becomes a possibility, although still remote. Intelligent dialogue will be the outcome of years of research that can lead to goal-based dialogue, as intelligent dialogue should lead to actions that achieve a certain goal.