AA 1849 then AA 3629 at DFW
San Francisco → Dallas-Fort Worth → Louisville
Timetable, Dallas-Fort Worth time
18:23AA 1849 from San Francisco at the gate
18:15AA 3629 to Louisville leaves the gate
23 h 52 apart on the timetable, overnight
AA 3629 leaves 23 h 52 after AA 1849 arrives on the timetable: more than half a day, so not a connection we count.