[{"role": "user", "content": "I'm trying to learn how to express a sentence to a friend who's fluent in Italian, can you help me translate 'You know everyone' into Italian?"}, {"role": "assistant", "content": "The translation of 'You know everyone' in Italian is 'Lei conosce tutti.'"}, {"role": "user", "content": "That's perfect, grazie mille! I was wondering if the translation would change if I was speaking to a close friend, would it still be 'Lei conosce tutti'?"}, {"role": "assistant", "content": "When speaking to a close friend, you would use the informal form, so 'You know everyone' would be translated to 'Tu conosci tutti.' The 'Lei conosce tutti' form is more formal, used with people you don't know well or as a sign of respect."}]