WN 2952 then B6 994 at Denver
Los Angeles → Denver → Boston
Timetable, Denver time
22:10WN 2952 from Los Angeles at the gate
14:00B6 994 to Boston leaves the gate
15 h 50 apart on the timetable, overnight
B6 994 leaves 15 h 50 after WN 2952 arrives on the timetable: more than half a day, so not a connection we count.