[{"role": "user", "content": "I'm planning a birthday party and one of my friends said 'I wasn't invited.' Can you help me translate that sentence into Italian?"}, {"role": "assistant", "content": "The correct translation of 'I wasn't invited' in Italian is 'Io non ero invitato.' If you're a female speaker, the correct translation would be 'Io non ero invitata.'"}, {"role": "user", "content": "What's the difference between 'invitato' and 'invitata'?"}, {"role": "assistant", "content": "In Italian, adjectives and some verb forms change depending on the speaker's gender. 'Invitato' is the masculine form, while 'invitata' is the feminine form."}, {"role": "user", "content": "That's really helpful to know. What if I want to say 'I wasn't invited' in a more formal way?"}, {"role": "assistant", "content": "In that case, you can say 'Non ero stato invitato' (male speaker) or 'Non ero stata invitata' (female speaker). This is a more formal way of expressing the same sentence."}]