It’s female Founder Friday and it’s my pleasure to share the startup story of woman entrepreneur, Prianka Dhir. Dhir is the founder of BoothIQ, a web-based app that lists exhibitor promotions, contests, and special offers for attendees of wedding shows. Attendees can browse show specials, save customized lists of preferred vendors and show-wide promotions, as well as enter contests directly via mobile. I met Prianka at, you guessed it, a trade show. She was smart, articulate, and…