I believe the Touch Pro 2 is WVGA - so the phone canvas will likely need to be resized if you have a VGA device. I've been using a VGA-resized version of the Leo dialer by pyrorob on XDA on my CDMA Touch Pro - here is the link:
http://forum.xda-developers.com/showthread.php?t=585459. It has the conference call button but everything works and is in the right place (one or two minor annoyances in landscape). I haven't tried the conference call button in use, but having pushed it accidentally a few times it doesn't break anything. Warning - this one has high memory usage (cprog.exe will hover between 8Mb and 10Mb). It also works nicely with Manila 2.1 (and he has a version for Sense 2.1 / 2.5).