Originally Posted by Treokiller
Or, you could just hit the end call button and this will end the call on your phone without having to click yes on the convience key button. The convience button isn't really a convience in this situation. Try that next time and it will end much quicker without having to answer an automated question produced by the phone.
Hopefully that helps!
I'm guessing the OP is asking this because they want to browse their BB while talking on the phone.