Dial Peer help please

[Eitsalo]

Hi All,
Below is my PSTN backup dial peer out going 4 digit dialing from remote site to head office. if a user dial 5XXX, how do I substitute this number to 16261234567? Thanks in advance..
!
dial-peer voice 2000 pots
description ** To Head Office (PSTN backup) **
preference 1
destination-pattern 5[0-3]..
progress_ind setup enable 3
progress_ind progress enable 8
port 0/3/0
substitute 19051234567 ??????

 

[whykap]

You have to use voice translation rules to transform it.