Professional HD Video & Lyric Upgrade

I have a short promotional clip that was captured directly on a MacBook webcam. Right now the picture feels flat, a little noisy and soft, and the built-in mic left the soundtrack thin and quiet. I need... (Budget: ₹600 - ₹1500 INR, Jobs: After Effects, Audio Editing, Video Conferencing, Video Editing, Video Post-editing, Video Processing, Video Production, Video Services)