Master Detail Crystal Report Example in ASP.Net

Hey guys…

I am new in crystal reports. I want to show main detail relationship in crystal reports like this

Main Records

CustomerID         CustomerName             ContactNo           City

1                           Shaiwal                          7388898###                  Varanasi

Detail Records

CustomerID         OrderID                        Quantity              UnitPrice

1                           1                                    50                         500

1                           2                                    30                         1000

1                           3                                    60                         700

1                           4                                    80                         5000

Please help