Ever since I became a flight attendant and began flying standby, I’d dreamed of showing up at an airport, checking the departure board, and choosing a destination based on availability. So over a long Thanksgiving weekend in November, Dan and I did just that; we packed our bags, headed to Atlanta and found ourselves on a flight to Montego Bay, Jamaica, a mere seven hours later. Like its Caribbean neighbors, Jamaica is known for its turquoise water, its pure white sand and its balmy weather. It is an island paradise,…