Patent 7146002 was granted and assigned to American Airlines on December, 2006 by the United States Patent and Trademark Office.
A method of routing a plurality of calls received by a call routing system, including grouping each of the plurality of received calls based on a plurality of customer classifications each associated with one of a plurality of customers each corresponding to one of the plurality of received calls. Each of the plurality of received calls are ranked based on a plurality of transaction histories each associated with one of the plurality of customers. Each of the plurality of received calls are routed based on the grouping and the ranking.