AV 6985 then CX 7578 at San Francisco
Vancouver → San Francisco → Dallas-Fort Worth
Timetable, San Francisco time
16:06AV 6985 from Vancouver at the gate
11:20CX 7578 to Dallas-Fort Worth leaves the gate
19 h 14 apart on the timetable, overnight
CX 7578 leaves 19 h 14 after AV 6985 arrives on the timetable: more than half a day, so not a connection we count.