CustomerID,Name,Email,Phone,City,OrderID,ComplaintType,Severity,Amount,Date,Status
C001,ali rezaei,ali@gmail.com,+989121234567,Tehran,4521,delivery_delay,high,0,2024-03-01,open
C002,sara mohammadi,sara.mohammadi@yahoo.com,+989127654321,Tehran,3421,damaged_product,medium,200,2024-03-15,open
C003,reza ahmadi,reza.ahmadi@hotmail.com,+989128889999,Tehran,6721,billing_error,high,200,2024-03-20,open
C004,maryam karimi,maryam.k@domain.com,+989127778888,Tehran,5621,wrong_item,medium,1500,2024-03-20,open
C005,john smith,john.smith@example.com,+15551234,Tehran,8821,defective_product,critical,1500,2024-03-21,open
