[{"role": "user", "content": "I'm planning a trip to Italy and I want to let my host know that I'll return later. Can you help me translate 'I'll come back' into Italian?"}, {"role": "assistant", "content": "You can say 'Ritorner\u00f2.' to let your host know that you'll return later. This is a polite way to express your intention to come back."}]