--> Looks like a welcome message.
--> Starting pppd at Thu Oct 10 16:08:26 2002
--> pid of pppd: 153
These are the three last lines of a succesful WvDial dial-up.
It looks like pppd doesnt connect. Do you have a DNS in /etc/resolv.conf ? Also checks the logs, /var/log/syslog, /var/log/messages and /var/log/secure, syslog and messages should almost surely give you some clue on whats happening.