AA 3208 then F9 9522 at Philadelphia
Charlotte → Philadelphia → Baltimore
Timetable, Philadelphia time
09:24AA 3208 from Charlotte at the gate
21:30F9 9522 to Baltimore leaves the gate
12 h 06 apart on the timetable
F9 9522 leaves 12 h 06 after AA 3208 arrives on the timetable: more than half a day, so not a connection we count.