Something

[general]

[inbound]
exten => 8882039259,1,Answer
exten => 8882039259,2,Wait(1)
exten => 8882039259,3,Background(welcome)
exten => 8882039259,4,Background(please-wait-connect-oncall-eng)
exten => 8882039259,5,WaitMusicOnHold(20)
exten => 8882039259,6,Playback(im-sorry-unable-to-connect-to-eng)
exten => 8882039259,7,Background(silence/1)
exten => 8882039259,8,Background(to-be-called-back)
exten => 8882039259,9,SayNumber(1)
exten => 8882039259,10,Background(silence/1) 
exten => 8882039259,11,Background(hear-toilet-flush)
exten => 8882039259,12,SayNumber(2) 
exten => 8882039259,13,background(silence/10)
exten => 8882039259,14,Goto(8882039259,8)
exten => 8882039259,15,Hangup

exten => _1,1,VoiceMail(300)
exten => _1,2,Playback(vm-goodbye)
exten => _1,3,Hangup

exten => _2,1,Playback(flush)
exten => _2,2,Playback(vm-goodbye)
exten => _2,3,Hangup




[local]
include => outgoing
include => sip
include => inbound

[sip]
include => outgoing
include => inbound