Hi @Anna ,
As mentioned in the document:
If you want this feature, you may raise a feature request with the Microsoft M365 team, so that they will check and review it: https://techcommunity.microsoft.com/t5/microsoft-365-developer-platform/idb-p/Microsoft365DeveloperPlatform
For accessing the data of a user you can use the following data set:https://github.com/microsoftgraph/dataconnect-solutions/blob/main/datasetschemas/User_v1.md
For more information regarding which datasets Microsoft Graph Data Connect currently supports:https://learn.microsoft.com/en-us/graph/data-connect-datasets#datasets
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