What is this meeting about?
本次会议的主题是什么？
What is the purpose of the meeting?
本次会议的目的是什么？
What are the objectives of the meeting?

本次会议的目标是什么？

We will be meeting to talk about the sales report.
我们将开会讨论销售报告。
We are meeting to discuss the sales report.
我们要开会讨论销售报告。
This meeting was arranged to talk about marketing strategies.
安排这次会议是要谈谈营销策略。
This meeting was called to brainstorm ideas to increase our market share.
召开此次会议是为了集思广益，提高我们的市场份额。