Something

[fwd-toll-free]
exten => _*394[_*|1-9]X.,1,SetCIDNum(${FWDUSERID})
exten => _*394[_*|1-9]X.,2,SetCIDName(${FWDUSERNAME})
exten => _*394[_*|1-9]X.,3,Dial(${FWDGW}/${EXTEN:4},60,r)
exten => _*394[_*|1-9]X.,4,Hangup