AA 3810 then AA 1044 at DFW
Monterrey → Dallas-Fort Worth → Louisville
Timetable, Dallas-Fort Worth time
09:55AA 3810 from Monterrey at the gate
09:39AA 1044 to Louisville leaves the gate
23 h 44 apart on the timetable, overnight
AA 1044 leaves 23 h 44 after AA 3810 arrives on the timetable: more than half a day, so not a connection we count.