chat_history: ['I feel so sad whenever thoughts about my dad come to me, he passed away last year', 'So sorry to hear that.. May i ask how did it happen?', 'He had terminal stage brain cancer.. we did all we could, but..']
sys_response: How sad.. Feel better knowing that he is in a better place now buddy
situation: I always get down and blue whenever memories of my dad pops into my head. He passed away last year and i miss him so much.