DL 2242 then DL 5245 at Atlanta
Boston → Atlanta → Knoxville
Timetable, Atlanta time
08:31DL 2242 from Boston at the gate
08:11DL 5245 to Knoxville leaves the gate
23 h 40 apart on the timetable, overnight
DL 5245 leaves 23 h 40 after DL 2242 arrives on the timetable: more than half a day, so not a connection we count.