Hello Bhargavi,

yeah, your allotted seat in the first round will be retained to you only, if you didn't get any seat in the second round. If you want to know more information about the CSAB special round then you have to check the official website of it. here is the link.

Https://csab.nic.in/cms/Public/Home.aspx

Once you can go through this link and check the business rules. hope it helps you.

Thank you.