AA 4210 then AA 4172 at DFW
Savannah → Dallas-Fort Worth → Midland
Timetable, Dallas-Fort Worth time
21:38AA 4210 from Savannah at the gate
21:36AA 4172 to Midland leaves the gate
23 h 58 apart on the timetable, overnight
AA 4172 leaves 23 h 58 after AA 4210 arrives on the timetable: more than half a day, so not a connection we count.