How to merge 2 parts of collection to make URL

Question

Hi,

I have a set of collection where last part of URL is stored. I have front part of URL stored in data item. What I want is:

Blue prism model take the first part of URL from data item then take first row from collection and concatenate both and update URL. After that it need to take second row from collection and first part would remain same.

Please guide.

Thanks