AA 1978 then AA 3740 at DFW
Washington National → Dallas-Fort Worth → Acapulco
Timetable, Dallas-Fort Worth time
11:13AA 1978 from Washington National at the gate
09:45AA 3740 to Acapulco leaves the gate
22 h 32 apart on the timetable, overnight
AA 3740 leaves 22 h 32 after AA 1978 arrives on the timetable: more than half a day, so not a connection we count.