AA 1915 then AA 5346 at DFW
Richmond → Dallas-Fort Worth → Knoxville
Timetable, Dallas-Fort Worth time
19:40AA 1915 from Richmond at the gate
18:34AA 5346 to Knoxville leaves the gate
22 h 54 apart on the timetable, overnight
AA 5346 leaves 22 h 54 after AA 1915 arrives on the timetable: more than half a day, so not a connection we count.