[{"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 'Ho lavorato tutta la notte.' which means 'I worked all night' in Italian. This should help you explain your tiredness to your colleague."}]