function track($trackingNumber)
{
$xml = $this->connector->getAccessRequestXMLString();
$xml .= $this->connector->getXMLString('Tracking/TrackRequest.xml', array('TRACKING_NUMBER' => $trackingNumber));
$this->xmlSent = $xml;
$responseXML = $this->connector->sendEndpointXML('Track', $xml);
$xmlParser = new \UPS\XMLParser();
$fromUPS = $xmlParser->xmlparser($responseXML);
$fromUPS = $xmlParser->getData();
$this->trackResponse = $fromUPS;
return $fromUPS;
}
