AA 1270 then AA 4172 at DFW
San Antonio → Dallas-Fort Worth → Midland
Timetable, Dallas-Fort Worth time
21:39AA 1270 from San Antonio at the gate
21:36AA 4172 to Midland leaves the gate
23 h 57 apart on the timetable, overnight
AA 4172 leaves 23 h 57 after AA 1270 arrives on the timetable: more than half a day, so not a connection we count.