It seems like everyone in Catville is meeting at various locations throughout the day to discuss different projects, collaborations, and ideas. Here's a summary of their meetings for better understanding:

1. Andy met with Caroline at Caroline's Café on the same day (3 PM) to talk about their ongoing community project.
2. Samantha had an unexpected encounter with Caroline at the restaurant, but they decided to find a quiet spot and continue discussing their project.
3. Peter, Andy, Noor, Samantha, and possibly others will meet under the oak tree on Sunday at 1 PM for their scheduled discussion about AI projects.
4. Diego and Noor have arranged a meeting at Diego's gym this coming Thursday at 3 PM to catch up on various projects and ideas.
5. It seems that Mei and Leo were discussing the AI project, community garden plans, and possibly other matters with each other. However, their exact meeting details are not provided in the conversation log.