AA 2398 then AA 6238 at DFW
Atlanta → Dallas-Fort Worth → Amarillo
Timetable, Dallas-Fort Worth time
19:05AA 2398 from Atlanta at the gate
08:25AA 6238 to Amarillo leaves the gate
13 h 20 apart on the timetable, overnight
AA 6238 leaves 13 h 20 after AA 2398 arrives on the timetable: more than half a day, so not a connection we count.