Is there a way to assign Buyers to requisitions based on Purchasing Requisition (PR) header amount?

Summary:

Buyer Assignment rules based on requisition header amount

Content (required):

Our client has a requirement to assign buyers based on requisition total amount (header amount). Any setup or workaround would be appreciated.

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

22D

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