2 sentences

1. 我有一个午餐会。

   wǒ yǒu yī​ge wǔ​cān​huì.

   I have a lunch meeting.

   Source: CCMatrix

2. 我们下周将参加一个慈善午餐会。

   wǒ​men xià​zhōu jiāng cān​jiā yī​ge cí​shàn wǔ​cān​huì.

   We're going to a charity luncheon next week.

   Source: AI Challenger 2017