[{"role": "user", "content": "I'm writing a letter to my Italian friend and I want to express that things are different now, so could you please help me translate the sentence 'Times have changed' into Italian?"}, {"role": "assistant", "content": "The translation of 'Times have changed' in Italian is 'I tempi sono cambiati.' You can use this sentence to convey that things are different now, and it should fit perfectly into your letter."}]