A couple exchanged vows at 30,000 feet, turning a commercial flight into a wedding ceremony no one on board will forget.We’ve seen mountaintop vows, desert elopements, and weddings that require passports and packed itineraries. But every so often, a couple reminds us that romance doesn’t always wait for arrival, it can happen mid-journey.For Tina and Roger, that journey was a commercial flight, cruising thousands of feet above the ground, where they exchanged vows not in a chapel or venue, but i