DL 4107 then DL 5245 at Atlanta
South Bend → Atlanta → Knoxville
Timetable, Atlanta time
08:15DL 4107 from South Bend at the gate
08:11DL 5245 to Knoxville leaves the gate
23 h 56 apart on the timetable, overnight
DL 5245 leaves 23 h 56 after DL 4107 arrives on the timetable: more than half a day, so not a connection we count.