[{"role": "user", "content": "Could you please help me translate the sentence 'I'm not so certain' into Italian so I can better express my doubts to an Italian-speaking friend?"}, {"role": "assistant", "content": "The translation of 'I'm not so certain' in Italian is 'Non sono cos\u00ec sicuro.'. You can use this phrase to express your doubts to your Italian-speaking friend."}]