Function "Track.get_slot" doesn't get a value

I developp a chatbot in french ,that can extract intent and entity from user message and according to this intent, it decide the next action. For that, I choose Rasa Stack , I wanted my model’s Rasa core extract intent and entities from user message. But when I trained my model agent in Python , I noticed that there’s no intent extract and also it can’t extract entities from user message. I add more train data , I tried the interactive learning , I looked up my NLU model but nothing improve my model’s quality. Can you help me , I’m really in need.

Here’s my train data.json , my domain.yml , , my