DL 4654 then DL 5515 at Atlanta
Knoxville → Atlanta → Fayetteville
Timetable, Atlanta time
09:44DL 4654 from Knoxville at the gate
21:47DL 5515 to Fayetteville leaves the gate
12 h 03 apart on the timetable
DL 5515 leaves 12 h 03 after DL 4654 arrives on the timetable: more than half a day, so not a connection we count.