According to every product demo from the last four years, planning a trip is a killer use case for AI. Just tell it where you're going, they all promise, and your chatbot / agent / other buzzword will exhaustively search travel options, read up on all the fun things to do, check all the local hotspots, and offer you a fully fledged itinerary. So far, I've found this to work only in the most generic ways: If you want to do the six most obvious things in any city on planet Earth, AI has you covered, but that's about as far as it goes.
I had a very different experience using Spark, Google's new always-on AI agent. Spark is a hugely ambitious …