Lyndon Johnson actually said...

"He will probably be returning Thursday."

"Maybe he will want to touch on some of those things for your general edification."

"The Tet offensive has since his last personal visit here, with emphasis on the period."

"I will ask Mr. Christian to keep in touch with you and if there are any other announcements during our stay here, he will relay them to you as well as keep you informed of any other developments."