Phone Calling from sheet data

How to create phone call from Google sheet data?
Exm: I collect My student Name and phone number in Google sheet. Now I have need to call my any students from this sheet. Why can I do this.
Please help me as soon as possible.

To get the google sheet data and query it:

then use the social "phone call" blocks to initiate a call from the number

Sorry my dear not like this. I want to phone call from my spreadsheet data.

If u want to call a specific number (or random)
U need to get that number first so use

As said by @TIMAI2
Once u get the mobile number to app use

Block to call the number