i need a shopping mall decoration idea in line with dussera theme

I am looking for a creative idea for decorating a shopping mall in line with the Dussera theme. My budget is between $500 and $1000 and I have specific elements that I would like incorporated into the decoration. The area that needs to be decorated is large, with more than 5000 square feet. I need a freelancer with expertise in interior design and decoration who can come up with an aesthetically pleasing design that will meet all my requirements.