zài / gòupiào / qián / qǐng / xiān / quèrèn / hángbān / de / shǐfā / jīchǎng / hé / dàodá / jīchǎng

在购票前，请先确认航班的始发机场和到达机场。

Before buying your ticket, please confirm the flight's departure airport and arrival airport.