By Kyle Arnold From The Dallas Morning News Unions for flight attendants and pilots at American Airlines say some crew members are being forced to sleep in airports because the company is failing to line up hotels, rooms, and transportation during layovers. The Association of Professional Flight Attendants and the Allied Pilots Association filed a grievance with Fort Worth-based American Airlines on Tuesday night, saying that they have faced an increasing number of situations where they don’t have hotel rooms or transportation lined up from airports to hotels after landing. And when they do land, they say there are facing hours-long waits on the phone with the help desk for their third-party vendor. “We have flight attendants sleeping in airports and outside of baggage claim due to the company not providing hotel accommodations in a timely manner,” said a memo to flight attendants from union president Julie Hedrick. “Crew rest …