[{"role": "user", "content": "I'm trying to describe someone to my Italian friend, but I'm not sure how to express that they're an old timer - can you help me translate that phrase into Italian?"}, {"role": "assistant", "content": "The phrase 'old timer' can be translated to Italian as '\u00c8 un veterano.' This phrase is used to describe someone who has a lot of experience or has been doing something for a long time."}]