How to setup auto approval for Expense Report

Summary:

How to setup auto approval for Expense Report.

General Manager of our client want to see auto approval of his expense report. can we do this setup for one specific person ?

If yes, what is the process or setup required

Content (please ensure you mask any confidential information):

same as above

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

25B

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