That screenshot looks a lot like the Custom Analytics solution for Power Virtual Agents. They recently introduced a newer version of those reports with a transcript viewer:
Btw, this is something you need to setup before you can use the report from your screenshot:
Participate in the Power Virtual Agents Community Challenge
Check out the News & Announcements to learn more.
Power Platform release plan for the 2021 release wave 2 describes all new features releasing from October 2021 through March 2022.