How to get the question of the robot if user didn't reply?

The user didn’t reply to the question asked by the robot. And I will remind him after 10 seconds,how to get the question asked by the robot?the question is from the action.py;such as “Which district or county did it happen in”

If user didn’t reply or say other thing,after 10 seoncds I will repeat it

is there some command like “tracker.latest_message” can get the latest message of the robot?“tracker.latest_message” is the latest message of user.

There’s an example here