Interactive PowerPoint Dashboard Enhancement

I already have the slide designs in place and now need the backend logic that will make the deck truly interactive. Specifically, I want users to enter or paste their own numbers into clearly marked fields and watch the charts and graphs on the same slides refresh instantly... (Budget: ₹100 - ₹400 INR, Jobs: Data Analysis, Data Visualization, Excel, JavaScript, Power Automate, Power BI, Powerpoint, Visual Basic)