Check your inboxes for email from  American is offering a 10 percent discount on fares purchased through referral from Kayak.  That’s only the latest in an effort by AA to reach out to customers and encourage direct booking on  American recently announced a temporary cease fire with Sabre, and one can only imagine that they are in negotiations with Expedia and Orbitz to get themselves back in the search results of the 2 biggest online travel agencies.