ParkedCall( ) Answers a parked call
ParkedCall(exten)
Connects the caller to the parked call in the parking space identified by exten. This application is always registered internally and does not need to be explicitly added into the dialplan, although you should include the parkedcalls context.
; pick up the call parked in parking space 701
exten => 123,1,Answer( )
exten => 123,2,ParkedCall(701)