Hi, My wife and 4 year old son are traveling to Mumbai, IN on 21st October 2017 @ 7:30a. They are traveling via route BNA(Nashville)-ORD(Chicago)-ABU (Abu-Dhabi)-BOM(Mumbai). Please let me know if someone can help her in assisting during their travel. Mainly she need assistance in changing terminal in Chicago and Abu-Dhabi. So need some help.

Thanks!