[{"role": "user", "content": "I'm trying to learn Italian and I'm stuck on the sentence 'I returned today'. Can you help me translate it?"}, {"role": "assistant", "content": "Certo! The translation of 'I returned today' in Italian is 'Sono ritornato oggi.' Note that the verb 'ritornare' is the correct verb to use in this context, and 'oggi' means 'today'."}]