Pilot 1: Boston Tower, Skylanes 1981, Acknowledge, Over.
Pilot 2: Damn it... what's going on?
Pilot 1: Oh God!
Pilot 1: Mayday, Mayday, Mayday, Boston Tower, Skylanes 1891In-game spelling, punctuation and/or grammar, Lost Engines. We're... We're Breaking up!
Pilot 2: There! Aim for the road!
Pilot 2: Pull up! Pull Up!
When the pilot says "mayday" he identifies the plane as flight "1891" despite identifying the flight as 1981 in his previous sentence. It's possible that, in his terror, he accidentally fumbled the callsign.