autogenerate LTL Pro numbers based on carrier and source location

Summary:

Autogenerate LTL Pro numbers based on carrier and source location.

Content (required):

Hello. Has anybody done in OTM auto generating LTL Pro numbers based on the carrier and source location?

Version (include the version you are using, if applicable):

23B or 23C

Code Snippet (add any code snippets that support your topic, if applicable):

Here are screenshots on how to assign PRO number by carrier... but we need it to be assigned by carrier and by Source location....

1. Search for the Service Provider that needs to be configured. 
2. Add REFNUM to service provider of “OTM_ASSIGN_PRO” with value ‘Y’