Related Clues:

• Support at hand for those on flight
• Railing and repartee is accepted
• Sounds like the record-breaking athlete is going up the stairs?
• A security device for the flight
• A guard is taking part in the repartee
• It's reassuring if you feel shaky on the flight
• Rail one's found in chaff
• Handrail
• Is jesting about providing support on flight
• Stair-rail
• Supporter is engaging in jokey comments
• Brian set off with handrail
• Staircase upright
• Rail beside a staircase
• Railing on a staircase