Please create a context diagram and level 1 data flow diagram about Order System

There are 5 entities evolved Customer, Warehouse, Sales Rep, Bank and Accounting

Customer send Order to the Order System

The Order System sends Order Reject Notice to the Customer

Customer send Payment to the Order System

Customer receives Invoice from the Order System

The Order System sends Picking List to the Warehouse

The Warehouse sends the Completed Order to the Order System

Order System sends Commission to the Sales Rep

Order System sends Bank Deposit to the Bank

Order System sends Cash Receipt Entry to the Accounting

You can find the information of the level 1 data flow diagram below:

Customer sends Order to the Fill Order process (1.0)

The Fill Order process (1.0) sends Order Reject Notice to the Customer

The Fill Order process (1.0) sends Picking List to the Warehouse

The Customer receives Invoice from the Create Invoice process (2.0)

The Warehouse sends Completed Order to the Create Invoice process (2.0)

The Apply Payment process (3.0) receives Payment from Customer

The Apply Payment process (3.0) sends Invoice Details to data storage Account Receivable (D1)

The data storage Account Receivable (D1) sends Payment Details to the Apply Payment process (3.0)

Apply Payment process (3.0) sends Commission to Sales Rep

Apply Payment process (3.0) sends Bank Deposit to Bank

Apply Payment process (3.0) sends Cash Receipt Entry to Accounting