The Greensboro airport (GSO) is only 15.1 miles (17 minutes) from the venue. RDU (Raleigh airport) and CLT (Charlotte airport) are about 1.5 hours from the venue.
Parking is FREE at both hotels!
Wear whatever makes you feel comfortable! Most people avoid wearing black to the morning ceremony and if you are interested in purchasing Indian clothes here are a few links to try: https://www.houseofindya.com https://www.saree.com