Send messages outside nlu

Hi everyone, I want to set up a rules that always show when customer chat something not have in nlu, may be a piece of text that makes no sense. Have anyone resolve this before and share the way for me.

Hi @Tungyu0301 , You can always cater these scenario using nlu_fallback policy.

How to use ChatGPT with Rasa - Python Warriors This article tells you how to include chatgpt in case user types something that is not handled by NLU.