[{"role": "user", "content": "I'm having trouble understanding the sentence 'You didn't tell me.' Can you please translate it into Italian for me?"}, {"role": "assistant", "content": "The sentence 'You didn't tell me.' translates to 'Tu non me l'hai detto.' in Italian. This sentence is used to express that someone did not inform or tell the speaker something, often implying a sense of surprise or disappointment."}]