How to repeat a story ,to repeat itself until satisfied for user

HI @littlerain2310, I have the same issue and was wondering if you can help? I am creating a loop based on whether the user would like to pay or order more. This is my function:

class FormGetRestaurantMenuCategoryOrderMoreDishes_en(FormValidationAction):
	
	
    def name(self):
        return 'form_get_restaurant_menu_category_order_more_dishes_en'
		
    @staticmethod
    def required_slots(tracker: Tracker) -> List[Text]:
        """A list of required slots that the form has to fill"""
        return ["order_more_or_pay_en" ]

    def slot_mappings(self) -> Dict[Text, Union[Dict, List[Dict]]]:
        """A dictionary to map required slots to
            - an extracted entity
            - intent: value pairs
            - a whole message
            or a list of them, where a first match will be picked"""

        return {"order_more_or_pay_en":[self.from_text()]}
    
    def validate(self, dispatcher, tracker, domain):
        value = tracker.latest_message.get("text")
        slot_to_fill = tracker.get_slot("requested_slot")
        intent = tracker.latest_message.get("intent", {}).get("order_more_or_pay_en")
        if slot_to_fill == "order_more_or_pay_en": 
            if intent =="pay":
                return [SlotSet("order_more_or_pay_en", value)]
            else:
                return [SlotSet("order_more_or_pay_en", None)]
        return [SlotSet(slot, value) for slot, value in slot_values.items()]
   
    #def submit(self, dispatcher: CollectingDispatcher, tracker: Tracker, domain: Dict[Text, Any], ) -> List[Dict]:

    #    if tracker.get_slot('order_more_or_pay_en') == 'Order More':
    #        dispatcher.utter_message(text="Choose wisely...")

    #    elif tracker.get_slot('order_more_or_pay_en') == 'Pay':
    #        dispatcher.utter_message(text="Please be patient you will need to answer more questions before you can pay :)")

    #    return []

I want it to repeat if the user chooses from a button that he/she wants to order more but it continues with the story for if the user wants to pay. Can you please tell me what I did wrong?