What is the special l force for the air force?

The Air Force has Special Operations, "Special Forces" is the term for Army Green Berets. The Air Force special ops consist of:

Pararescue

Combat Controllers

Special Ops Weather Team

Or in Britain

Royal Marines and RAF Regiment are the second closest to a Special Operations.

the Royal Air Force have:

RAF Regiment

RAF Parachute Team.

However Britain does have a Air Special Ops branch which is obviously the SAS (Special Air Service)