[{"role": "user", "content": "I'm planning a trip to Italy and I need to know how to say 'Don't tell them' in Italian. Can you help me with that?"}, {"role": "assistant", "content": "The translation of 'Don't tell them' in Italian is 'Non glielo dica.' If you want to be more informal, you can use 'Non dirglielo.' However, 'Non glielo dica' is the more formal and polite way to express this."}]