AI Data Cleaning Web App

I need a browser-based application where a user can drag-and-drop CSV, Excel, or JSON files, then talk to the system in plain English to fix messy data—especially rows or columns riddled with missing values... (Budget: ₹600 - ₹1500 INR, Jobs: Data Analysis, Data Processing, Data Visualization, Excel, JavaScript, Natural Language Processing, NumPy, Pandas, Statistics, Web Application)