After you purchase your tickets, an on-screen receipt will appear listing information about your purchase.
Note that when you purchased tickets, you consented to the TicketReturn disclaimer which states:
TicketReturn, LLC, does not own or offer event tickets for sale, and is not responsible for refund or exchange requests. All tickets represented on www.ticketreturn.com and associated web pages are sold by the venues, sporting organizations, universities, and entertainment companies listed as the Box Office Service provider (Ticket Seller).