I am new on rasa_core famework. I want save both the values 2 and 4 in a single slot and pass the value in action_calculator. Action Calculator will fetch the value 2 and 4 from tracker after that It will perform the addtion of 2 and 4. Currently I am getting only the last number 4. Please help How to resolve this problem ?
In nlu data train
## intent:calculator - Do the addtion of (addtion) and (addtion)
## story_calculator * calculator - action_calculator
slots: addtion: type: unfeaturized