DL 1697 then AA 4425 at Boston
Phoenix → Boston → Buffalo
Timetable, Boston time
21:00DL 1697 from Phoenix at the gate
09:55AA 4425 to Buffalo leaves the gate
12 h 55 apart on the timetable, overnight
AA 4425 leaves 12 h 55 after DL 1697 arrives on the timetable: more than half a day, so not a connection we count.