After you click on the "Request from Interlibrary Loan" button, you just have to fill out a short form and then click "Review". The top part of the form contains information about the article that is automatically filled out for you. The bottom part (circled in green below) requires you to enter your name and email address. After you click "Review", you'll have a chance to make any changes to the request before you submit the form.
You can expect to receive your article 1-5 days after you place your request.