[{"role": "user", "content": "I'm trying to write a letter to my Italian friend about a project that failed, and I want to express my disappointment. Can you help me translate the sentence 'My plan didn't work' into Italian?"}, {"role": "assistant", "content": "I'd be happy to help you with that! The translation of 'My plan didn't work' in Italian is 'Il mio piano non ha funzionato.' This should help you express your disappointment to your friend."}, {"role": "user", "content": "That's perfect, thank you! I really appreciate your help. Is 'Il mio piano non ha funzionato' a common way to express that something didn't go as planned in Italian?"}, {"role": "assistant", "content": "Yes, 'Il mio piano non ha funzionato' is a common and natural way to express that something didn't go as planned in Italian. You can use it in formal or informal writing, such as in a letter to a friend, to convey that your project or plan didn't work out as expected."}]