Originally Posted by Fernando_Covas
Ascot is the callsign used by RAF Transport Command IIRC. I believe they also use Kittyhawk as a callsign.
ASCOT is the callsign used by the RAF's Air Transport aircraft belonging to Hq 2 Group. Transport command long gone.
Kittyhawk is generally used by 32 (The Royal) Sqn (which is still officially part of 2 Gp, for you pedants out there).
Bless