AA 5405 then AA 3740 at DFW
Springfield → Dallas-Fort Worth → Acapulco
Timetable, Dallas-Fort Worth time
14:38AA 5405 from Springfield at the gate
09:45AA 3740 to Acapulco leaves the gate
19 h 07 apart on the timetable, overnight
AA 3740 leaves 19 h 07 after AA 5405 arrives on the timetable: more than half a day, so not a connection we count.