chat_history: ['My younger brother was playing an old Gamecube game that I loved to play back when I was a kid.', "That's cool. Man, those tiny disks were easy to lose. what game?", 'He was playing Paper Mario and the Thousand Year Door. What an awesome game! It brought back so many great memories.']
sys_response: That's awesome. I get nostalgic about old games as well.
situation: My younger brother was playing an old Gamecube game that I loved to play back when I was a kid. He brought back such great memories.