[{"role": "user", "content": "I'm trying to learn some key phrases in Italian, and I was wondering, how do I say 'I'm not joking' in Italian?"}, {"role": "assistant", "content": "When you want to say 'I'm not joking' in Italian, you can say 'Io non sto scherzando.' It's a very useful phrase to know when you want to convey that you're being serious."}]