[{"role": "user", "content": "I'd like to express reassurance to an Italian friend, can you help me translate 'Don't worry' to Italian?"}, {"role": "assistant", "content": "Of course, 'Don't worry' translates to 'Non angustiarti' in Italian. However, a more common way to express reassurance in Italian would be 'Non preoccuparti' or simply 'Stai tranquillo' (for a male friend) or 'Stai tranquilla' (for a female friend)."}]