DL 1323 then AA 2950 at Atlanta
Miami → Atlanta → Dallas-Fort Worth
Timetable, Atlanta time
19:10DL 1323 from Miami at the gate
19:00AA 2950 to Dallas-Fort Worth leaves the gate
23 h 50 apart on the timetable, overnight
AA 2950 leaves 23 h 50 after DL 1323 arrives on the timetable: more than half a day, so not a connection we count.