when daughter submitted all our names to the travel agency, and she left a letter out of my last name. But, we caught it and thought we had it all straightened out before we left on the trip. But... we flew to and from Peru on different major US airlines, plus there was a Peruvian airline we had to get on between Cusco and Lima. I don't know why they didn't flag me going from Lima to Cusco when we first got there, but... Anyway.....