Simple Approval workflow, including PDF Conversion, using Power Automate (10 minute tutorial)

Create a Simple Approval workflow, including PDF Conversion, using Power Automate in less 10 minute. This Blog is based on a customer scenario - As a Technical Consultant, I interact a lot with Business user and Functional Consultants. Last week I had a call with one of the Business use who was trying to get his feet wet with SharePoint Online and Power Automate. So both the Technologies were relative new to him. He gave me a scenario in which he wanted to 'Request manager approval for a selected file and if the manager Approves only then Convert the file to PDF'.