chat_history: ['i am so happy that i am going to be a grandma', 'Congratulations! boy or girl', "we don't know yet, she is only a few months along", 'well, as long as its a happy healthy baby you guys will be fine', 'yes that is all i want really']
sys_response: Yep. Happy and healthy is a blessing
situation: i am so happy that i am going to be a grandma