You can follow the below instructions to Book/Map a domain name for your Websites.co.in Website:

1. Book A Domain - (This option may be charged based on your subscription plan).
     in case you don't own a domain name already : 

Step 1. Login to your web or app dashboard. 
Step 2. Click on the Domains section under your navigation menu.
Step 3. Click on Book from your app/web-dashboard to book a domain name. 
Example: If your business name is XYZ Corporation, go ahead and book xyzcorporation.com

OR

2. Map Your Existing Domain Name
      in case you already own a domain name and want to connect it with your Websites.co.in Website.

Step 1. Login to your web or app dashboard. 
Step 2. Click on the Domains section under your navigation menu.
Step 3. Click on Map from your app/web-dashboard to map your existing domain name with your website

However, after following the above steps if you still face difficulties, you can seek professional advice by scheduling a session using the following link:
http://bit.ly/seek-expert-consultation