[{"role": "user", "content": "I'm trying to learn Italian and I'd like to express my feelings, can you translate the sentence 'You caused this' into Italian?"}, {"role": "assistant", "content": "The translation of 'You caused this' in Italian is 'Voi avete causato questo.' However, in informal contexts, you might say 'Tu hai causato questo' when speaking to one person, or 'Voi avete causato questo' when speaking to more than one person formally."}, {"role": "user", "content": "That helps a lot! Can you also tell me when to use 'Tu' and when to use 'Voi'?"}, {"role": "assistant", "content": "In Italian, 'Tu' is used when addressing one person you're familiar with, like friends or family. On the other hand, 'Voi' is used when addressing more than one person formally, or when speaking to people you're not familiar with. It's also used in formal situations or with people you want to show respect to."}, {"role": "user", "content": "That's really helpful. I think I'll be able to express my feelings better in Italian now. Grazie mille!"}, {"role": "assistant", "content": "Prego! You're welcome. Good luck with your Italian learning, and feel free to ask if you have any more questions."}]