Add column in Flowlistview

![image](https://user-images.githubusercontent.com/61154475/127836715-e013d6b0-a26e-460b-9f48-d39ce8782ae2.png)
![image](https://user-images.githubusercontent.com/61154475/127836808-ace8a519-d292-40ac-806d-1ce995c97603.png)
I want to add 1 column to FlowListView as shown. Please help me, thanks