Finally, be sure to remember: the US Consulate does not have a relationship with any visa agent, anywhere.

最后，一定要牢记：美国领事馆与任何签证中介机构都没有关联，无论何时何地都如此。

youdao

Travelocity, for one, allows a buyer outside the U.S. or Canada to have any flight booking sent to a travel agent anywhere -- so long as he is a Sabre reservations system user -- to have the purchased ticket issued.

CNN: Technology: Flight Planning 101