Flying high…
Delta: Center, Delta 123 request higher.
Center: Delta 123, climb and maintain Flight Level 500.
(long pause)
Center: Delta 123, how much higher did you want?
Delta: Center, Flight Level 390 would be fine. (pause) Thanks for asking.
Flying high…
Delta: Center, Delta 123 request higher.
Center: Delta 123, climb and maintain Flight Level 500.
(long pause)
Center: Delta 123, how much higher did you want?
Delta: Center, Flight Level 390 would be fine. (pause) Thanks for asking.