AA 1849 then AA 5156 at DFW
San Francisco → Dallas-Fort Worth → Dayton
Timetable, Dallas-Fort Worth time
18:23AA 1849 from San Francisco at the gate
17:40AA 5156 to Dayton leaves the gate
23 h 17 apart on the timetable, overnight
AA 5156 leaves 23 h 17 after AA 1849 arrives on the timetable: more than half a day, so not a connection we count.