PowerApps or Flow to access user activity in Teams/Skype.

Create Microsoft PowerApps or Flow to access the following user activity in Teams/Skype via Microsoft Graph. This will be a reporting tool for managers to get details on how many calls and meetings users are making or participating. Overview of the app and fuctionality; Manager logs into the PowerApp/Flow with his/her credentials. The app displays all of the manager's 'direct reports'. Manager selects 1 user from the list. The app displays the following inputs: Calls, Meetings, Chats The app also displays an option to select a date range. The manager selects 'Calls' and select past 7 days as the date range and clicks on Run. The app displays the following information... Username, call in/call out, phone number called, date/time, total minutes of the call. ( Note, calls can be direct or calls can be a conf calls ) Looking for someone that has experience with Microsoft Graph and the data available in teams/skype.