chat_history: ["I hadn't been to the dentist in five years but made an appointment recently because of a toothache", 'What happened?', 'I just started to feel a sharp pain in one of my teeth. It might be a cavity or something worse']
sys_response: Are they going to pull the tooth?
situation: I went to the dentist for the first time in five years recently. I had a toothache and wanted to get it looked at