chat_history: ['My father was diagnosed with stage 4 brain cancer.', 'Oh no! I am so sorry to hear that. That must be very difficult for you and your family.', 'Yes it was. It only took a few short months and my father passed away due to it being inoperable.']
sys_response: I am so sorry for your loss. I hope that you find peace in this difficult time.
situation: My father was diagnosed with stage 4 brain cancer. It only took a few months for him to pass away because of it.