My sincere apologies, as of now Photos app doesn't provide the this functionality.
I would recommend that you should put a feature request. To give a feedback to Microsoft directly, you can give in two ways -
A. Through Feedback Hub - Press Windows Key+F to open Feedback Hub and provide feedback.
B. Through Uservoice - Click the following link to see the feedback of others and to provide feedback -
https://wpdev.uservoice.com/