The client has mentioned that they would need data input from multiple sources, like SAP, Excel, and few CSVs:

• SAP: Contains all the transaction data captured from various locations (stores). This data is at a daily level and has information of all the products which the company is selling
• Excel: Excel contains the budget data which is available at store level, month level, and product category level
• CSV: It contains mapping of various fields, such as customer categorization, store master, and so on