code: public ServiceFuture<PersonalAssistantsResponse> listCortanaEndpointsAsync(final ServiceCallback<PersonalAssistantsResponse> serviceCallback) {
          return ServiceFuture.fromResponse(listCortanaEndpointsWithServiceResponseAsync(), serviceCallback);
      }
docs: Gets the endpoint URLs for the prebuilt Cortana applications.
  
  @param serviceCallback the async ServiceCallback to handle successful and failed responses.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the {@link ServiceFuture} object