chat_history: ['I feel so bad, I forgot my sisters birthday...', 'Oh no, I am sure you can make it up to her', 'Yes I plan on it, its just been stressful time at home with a toddler, it slipped my mind']
sys_response: Well you have busy, it happens
situation: I forgot it was my sisters birthday. I just saw on Facebook that it was yesterday. I feel so bad!