Wallace says BFS became the first PC-farm-based airfare search and pricing engine in commercial use in April 2000, although ITA had a beta site at the time.
Wallace表示，2000年4月推出的BFS是第一个面向商业应用的计算机机票搜索和定价引擎，当时的ITA只有一个测试网站。
The company planned on Monday to announce fare Guard, a service that guarantees that an airfare listed on the site will remain valid for a week, or Farecast will make up the difference.
公司计划在星期一宣布票价保护，这项服务保证在网上公布的的票价在一周内有效，否则机票预价就没有什么用了。
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