Verb conjugation of "pair" in English

About ten hours later we landed in Bangkok, with the calculated time difference it was about two o'clock in the afternoon. I asked at the information desk how I could get to the domestic terminal.
My correction were added and highlighted with yellow markers and attached to this email. Tell me now if you have any questions about grammar rules, since I was a teacher 10 years ago.
Actually, the East Coast is six hours behind CET, that means that I would speak on midnight at your 6 o'clock dinner. We should try written exercise first because of the huge time difference.