Segment Seat Availability

• No overlap when segments only touch at handoff
• No overlap adjacent legs
• Overlap when inner segment inside outer
• Overlap when longer segment contains shorter
• No overlap when only share drop of first with pick of second
• Unknown stops do not overlap
• Resolve booking segment prefers ticket pick drop
• Parse stoppage trims and filters
• No overlap when later leg starts where earlier booking ends
• Overlap when existing booking stored with reversed pick drop
• Overlap for nested segment on same route
• Path overlap cairo sharm blocks ras sudr to el tor
• Path no overlap cairo ras sudr vs ras sudr to el tor
• Trip 75 same ras sudr to el tor segment overlaps
• Trip 75 ras sudr search blocks all scenario seats