[{"role": "user", "content": "I'm meeting friends in Italy after a long time apart, and I want to greet them warmly. How do you say 'I'm back' in Italian?"}, {"role": "assistant", "content": "Ciao! That's so exciting! You can say 'Sono tornata' (if you're a female) or 'Sono tornato' (if you're a male) to greet your friends with 'I'm back'. Buon ritorno, and I'm sure you'll have a wonderful time reuniting with your friends!"}]