AA 3818 then AA 5594 at DFW
El Paso → Dallas-Fort Worth → Lexington
Timetable, Dallas-Fort Worth time
15:45AA 3818 from El Paso at the gate
14:35AA 5594 to Lexington leaves the gate
22 h 50 apart on the timetable, overnight
AA 5594 leaves 22 h 50 after AA 3818 arrives on the timetable: more than half a day, so not a connection we count.