You need to connect a TRANSFER object with $KEY assigned under specific/destination. To the Menu Object e.g. = 2?? (question marks collects touch tones.)
You can find the object =
Voicemail Pro Client / Actions / Telephone Action / Transfer.
By the way I will have a free webinar that might help you through this. If you are interested, join the waiting list at
http://wellingtonpaez.com.