Originally Posted by
IAH-OIL-TRASH
His passport better match the name on the ticket and information provided to TK exactly. Passenger data is transmitted to the U.S. prior to flight. If the birthdate does not match the passport, your brother can be denied entry. United is the least thing he should worry about if travelling under false pretenses. What you are doing is illegal and not too smart.
He is travelling with his own passeport, and own passport informations. I hope the USA do not rely on FFT informations instead of passport ...