DL 923 then CX 91 at Atlanta
Boston → Atlanta → Anchorage
Timetable, Atlanta time
10:57DL 923 from Boston at the gate
23:35CX 91 to Anchorage leaves the gate
12 h 38 apart on the timetable
CX 91 leaves 12 h 38 after DL 923 arrives on the timetable: more than half a day, so not a connection we count.