chat_history: ["I've studied hard all night in order to make myself ready for tomorrow's test", 'Your hard work should pay off! Any strategies?', 'Repititions and exposure are my strategies.  Sumer semesters really ramp things up.']
sys_response: Summer semesters are difficult. I did them too. Best of luck to you!
situation: I've studied hard all night in order to make myself ready for tomorrow's test.  Summer semesters are stressfull.