You need standard reports of Business Users with following records.
1. Basic Employee Information
First Name, Last Name, Employee ID, User ID , Company ID, Company Name, Cost Center ID, Cost Center Name, Manager Name
2. Employee with Reporting Line Unit (RLU).
First Name, Last Name, Employee ID, User ID, RLU ID, RLU Manager, RLU Manager ID
This report will be available in one of the next release of SAP Cloud for Travel & Expense Solution.
KBA , AP-RC-ANA , C4C, ByD, Travel: Analytics Tools & Frameworks , How To