code: public ServiceFuture<GetRegionalAvailabilityResponseInner> getRegionalAvailabilityAsync(String resourceGroupName, String labAccountName, final ServiceCallback<GetRegionalAvailabilityResponseInner> serviceCallback) {
          return ServiceFuture.fromResponse(getRegionalAvailabilityWithServiceResponseAsync(resourceGroupName, labAccountName), serviceCallback);
      }
docs: Get regional availability information for each size category configured under a lab account.
  
  @param resourceGroupName The name of the resource group.
  @param labAccountName The name of the lab Account.
  @param serviceCallback the async ServiceCallback to handle successful and failed responses.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the {@link ServiceFuture} object