AA 5121 then AA 5361 at DFW
Huntsville → Dallas-Fort Worth → Midland
Timetable, Dallas-Fort Worth time
21:15AA 5121 from Huntsville at the gate
17:46AA 5361 to Midland leaves the gate
20 h 31 apart on the timetable, overnight
AA 5361 leaves 20 h 31 after AA 5121 arrives on the timetable: more than half a day, so not a connection we count.