chat_history: ['So my childhood dog died last week. My mother called me with the news.', 'oh so sad , what happened to it', 'He died of old age. He could barely walk so they put him down. Yeah pretty bad news. It made my day blue', 'it must must a very much hard time for you and your family', 'Yes it is. He is in a better place now.']
sys_response: yes , he be rest in peace
situation: My mom called me last week to let me know our childhood dog passed away