exten => 0301,1,Dial(SIP/user1,20);
exten => 0301,2,voicemail(u0301)
exten => 0301,103,voicemail(b0301)
exten => 0301,3,playback,goodbye
exten => 0301,4,wait(2)
exten => 0301,5,hangup




This is an dialplan for my user1 at extension 0301