chat_history: ["I can't believe my husband planned this all by himself! My mind is still blown by this!", 'Sounds so exciting. What did he plan?', 'We are going to Mexico. I have mixed feelings, but mostly excited!']
sys_response: When and how? Are you flying or driving? Just because or is it your anniversary?
situation: My husband always knew I wanted to go on a cruise. And for our anniversary we are finally going!