jīn nián nǐ dǎ suàn huí lǎo jiā guò nián ma

A: 今年你打算回老家过年吗？

Are you going back to your hometown to celebrate the Spring Festival?

chūn yùn rén tài duō le piào nán mǎi de hěn

B: 春运人太多了，票难买得很。

There are too many people during the travel season, and it is really hard to get a ticket.

wàn yī mǎi bù dào ，nǐ kě yǐ shì shì mǎi hòu bǔ piào ，tīng shuō chéng gōng jī lǜ hěn gāo de

A: 万一买不到，你可以试试买候补票，听说成功机率很高的。

If you can't buy one, you can take a standby. I heard its rate of success is high.