4 sentences

1. 你的班机被取消了。

   nǐ de bān​jī bèi qǔ​xiāo le.

   Your flight's been cancelled.

   Source: OpenSubtitles

2. 我得走了，不然会错过班机。

   wǒ děi zǒu le, bù​rán huì cuò​guò bān​jī.

   I have to go, or I'll miss my flight.

   Source: OpenSubtitles

3. 我应在班机起飞前提前多久抵达机场？

   wǒ yīng zài bān​jī qǐ​fēi qián tí​qián duō​jiǔ dǐ​dá jī​chǎng?

   How early before my flight should I arrive at the airport?

   Source: CCMatrix

4. 我们的班机马上要起飞了，请系好安全带。

   wǒ​men de bān​jī mǎ​shàng yào qǐ​fēi le, qǐng xì hǎo ān​quán​dài.

   Our plane is about to take off, please fasten your seat belt.

   Source: UM-Corpus: News