DL 2579 then DL 5245 at Atlanta
Baltimore → Atlanta → Knoxville
Timetable, Atlanta time
09:10DL 2579 from Baltimore at the gate
08:11DL 5245 to Knoxville leaves the gate
23 h 01 apart on the timetable, overnight
DL 5245 leaves 23 h 01 after DL 2579 arrives on the timetable: more than half a day, so not a connection we count.