AA 3733 then AA 3740 at DFW
Austin → Dallas-Fort Worth → Acapulco
Timetable, Dallas-Fort Worth time
15:09AA 3733 from Austin at the gate
09:45AA 3740 to Acapulco leaves the gate
18 h 36 apart on the timetable, overnight
AA 3740 leaves 18 h 36 after AA 3733 arrives on the timetable: more than half a day, so not a connection we count.