F9 2496 then B6 1396 at Atlanta
Dallas-Fort Worth → Atlanta → Boston
Timetable, Atlanta time
16:53F9 2496 from Dallas-Fort Worth at the gate
15:38B6 1396 to Boston leaves the gate
22 h 45 apart on the timetable, overnight
B6 1396 leaves 22 h 45 after F9 2496 arrives on the timetable: more than half a day, so not a connection we count.