AA 3275 then DL 5519 at Atlanta
Dallas-Fort Worth → Atlanta → Tri-Cities
Timetable, Atlanta time
14:08AA 3275 from Dallas-Fort Worth at the gate
13:45DL 5519 to Tri-Cities leaves the gate
23 h 37 apart on the timetable, overnight
DL 5519 leaves 23 h 37 after AA 3275 arrives on the timetable: more than half a day, so not a connection we count.