chat_history: ['I recently spent a couple of restless days awaiting the results of a skin biopsy.  I had a weird mole come up out of nowhere.', 'I am sorry to hear that. I hope the results will be good.', 'I got them back yesterday, and it was good news.  No cancer!']
sys_response: It is good new.
situation: I recently had a bad health scare. I was on pins and needles waiting the result of a skin biopsy.  Luckily, it wasn't cancer.