chat_history: ['I have some bad news, unfortunately. Well, bad for me. I was diagnosed with lung cancer.', 'I am sorry to hear that. How far along is it?', "It's stage two. I think I'll be able to beat it because I'm otherwise in great health, and it hasn't metastasized or anything. I just wasn't expecting to have to deal with this incredibly difficult time ahead of me."]
sys_response: Keep a positive attitude. I will be thinking of you!
situation: I recently found out that I have lung cancer. I think it's beatable, but I really wasn't expecting to have such a difficult journey ahead of me.