[office-open]
exten => s,1,Answer
exten => s,2,Dial(${OPERATOR},13,TtwW)
exten => s,3,Set(TIMEOUT(digit)=3)
exten => s,4,Set(TIMEOUT(response)=10)
exten => s,5,BackGround(cbc-greet)
exten => s,6,BackGround(cbc-option)

exten => 1,1,Goto(directions,s,1)

exten => t,1,Voicemail(u4000@from-sip)
exten => t,2,Hangup

exten => i,1,Goto(s,3)

[directions]
exten => s,1,BackGround(cbc-directions)
exten => s,2,Goto(office-open,s,2)