update slot

Hi i have a scenario to achieve here so i want to update a value of a slot, how can i achive that? EXPECTED SCENARIO: User: Hey i need help 1. nyepin slot Bot: What can i help you. rtp live slot hari ini harmonibet User: (NOTE: this user’s answer saved in slot named PROBLEM) blablablabla… Bot: Bot gives the solution 1 User: I need help again 2 Bot: What can i help you