AA 9977 then WN 2080 at Philadelphia
Cleveland → Philadelphia → Nashville
Timetable, Philadelphia time
23:17AA 9977 from Cleveland at the gate
14:55WN 2080 to Nashville leaves the gate
15 h 38 apart on the timetable, overnight
WN 2080 leaves 15 h 38 after AA 9977 arrives on the timetable: more than half a day, so not a connection we count.