[{"role": "user", "content": "I have an early meeting after a long night and I want to apologize to my Italian colleague for my tiredness, how do I say 'I worked all night' in Italian?"}, {"role": "assistant", "content": "You can say 'Io ho lavorato tutta la notte' to convey that you worked all night. This should help your colleague understand why you might be a bit tired during the meeting."}]