The figure shows a screenshot of the Create Copy Operation dialog.

On the From side, the Type field is set to "Expression".

The Expression box contains the following value:

string(bpws:getVariableData('customerServiceResponse','parameters',
'/ns8:findCustomerByIdResponse/ns8:return/ns8:status'))

 

On the To side, the Type field is set to "Variable". It shows the following tree hierarchy:

The XPath field is set to "/ns13:approve/ns13:status".