I am dealing with a FreePBX generated dialplan. I have been following the processing traces attempting to make use of the advice I received here respecting setting a custom ring tone. I have discovered that the context I am using for incoming calls is not used at all during a blind transfer. Thus setting a third ring tone for that situation inside that context is an impossibility.

I know now what I need to do and possibly where I need put it. What I
wish is some guidance on how to properly return from my custom code without damaging the dialplan elsewhere.

Here is the situation:

In extensions.conf I see this:
;——————————————————————-