chat_history: ['my instincts are never wrong. I found out her lies when I checked her facebook chat history.', 'So, what was she lying to you about?', 'she arranged to meet up with her ex to return his t-shirt! why do that behind my back? we had just started seeing each other. Made me so mad']
sys_response: Oh, she shouldn't have done that
situation: she went behind my back to return her ex's t-shirt. Lied about it. I found out through her facebook messages