Clarify app_dial documentation regarding transfers

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@3006 65c4cc65-6c06-0410-ace0-fbb531ad65f3

apps/app_dial.c

@@ -61,8 +61,8 @@ static char *descrip =
 "  This application returns -1 if the originating channel hangs up, or if the\n"
 "call is bridged and either of the parties in the bridge terminate the call.\n"
 "The option string may contain zero or more of the following characters:\n"
-"      't' -- allow the called user transfer the calling user\n"
-"      'T' -- to allow the calling user to transfer the call.\n"
+"      't' -- allow the called user transfer the calling user by hitting #.\n"
+"      'T' -- allow the calling user to transfer the call by hitting #.\n"
 "      'r' -- indicate ringing to the calling party, pass no audio until answered.\n"
 "      'm' -- provide hold music to the calling party until answered.\n"
 "      'H' -- allow caller to hang up by hitting *.\n"