Dynamic change in X Axis

Hi All, 

Thanks Advanced !!!

Here i explain my Doubt and Question please help .

Goal : Create Line chart, [ with Month wise sales ]

Prob is :

I have slicer with month, when i have select single month in slicer , i want to show in X-Axis Week instead of Month.

Is it Possible ?

Is there any way to create calculated field ?

Am waiting      

@ankitpatira