extension.conf:

exten => 1234,1,answer
exten => 1234,n,Wait(1)
exten => 1234,n,playback(work)
exten => 1234,n,playback(wish-to-continue)
exten => 1234,n,hangup

CLI:

    -- Executing Answer("SIP/102-09092e68", "") in new stack
    -- Executing Wait("SIP/102-09092e68", "1") in new stack
    -- Executing Playback("SIP/102-09092e68", "work") in new stack
    -- Playing 'work' (language 'en')