AA 2856 then AA 2498 at DFW
Spokane → Dallas-Fort Worth → Knoxville
Timetable, Dallas-Fort Worth time
18:40AA 2856 from Spokane at the gate
13:37AA 2498 to Knoxville leaves the gate
18 h 57 apart on the timetable, overnight
AA 2498 leaves 18 h 57 after AA 2856 arrives on the timetable: more than half a day, so not a connection we count.