src/Amadeus/Client.php
public function setConsumerId($id)
    {
        $this->sessionHandler->setTransactionFlowLink(true);
        $this->sessionHandler->setConsumerId($id);
    }
public function setConsumerId($id)
    {
        $this->sessionHandler->setTransactionFlowLink(true);
        $this->sessionHandler->setConsumerId($id);
    }
Set TransactionFlowLink Consumer Id

@throws UnsupportedOperationException when used on unsupported WSAP versions
@param string $id
@return void