DL 1656 then DL 1174 at Atlanta
Charlotte → Atlanta → Philadelphia
Timetable, Atlanta time
07:55DL 1656 from Charlotte at the gate
20:15DL 1174 to Philadelphia leaves the gate
12 h 20 apart on the timetable
DL 1174 leaves 12 h 20 after DL 1656 arrives on the timetable: more than half a day, so not a connection we count.