3 sentences

1. 他招手叫来侍者，要求结账。

   tā zhāo​shǒu jiào lái shì​zhě, yāo​qiú jié​zhàng.

   He beckoned the waiter over and asked for the bill.

   Source: Dong Chinese Dictionary

2. 侍者礼貌地向他奉上了一杯刚冲好的咖啡。

   shì​zhě lǐ​mào de xiàng tā fèng shàng le yī bēi gāng chōng hǎo de kā​fēi.

   The waiter politely served him a cup of freshly brewed coffee.

   Source: Dong Chinese Dictionary

3. 那位老人的身边总有一位忠诚的侍者照顾他的起居。

   nà wèi lǎo​rén de shēn​biān zǒng yǒu yī wèi zhōng​chéng de shì​zhě zhào​gu tā de qǐ​jū.

   The old man always has a loyal attendant by his side to take care of his daily life.

   Source: Dong Chinese Dictionary