WN 4626 then AA 814 at Denver
Nashville → Denver → Philadelphia
Timetable, Denver time
18:00WN 4626 from Nashville at the gate
14:54AA 814 to Philadelphia leaves the gate
20 h 54 apart on the timetable, overnight
AA 814 leaves 20 h 54 after WN 4626 arrives on the timetable: more than half a day, so not a connection we count.