2 sentences

1. 路途遥远，请多多保重。

   lù​tú yáo​yuǎn, qǐng duō​duō bǎo​zhòng.

   It's a long journey, so please take good care of yourself.

   Source: Dong Chinese Dictionary

2. 路途遥远，你要多带些水。

   lù​tú yáo​yuǎn, nǐ yào duō dài xiē shuǐ.

   The journey is long; you should bring more water.

   Source: Dong Chinese Dictionary