We saw this before, but we're not tied to a specific data source or affiliation. We're hoping that by having a broader range of sources, we'll be able to find

We saw this before, but we're not tied to a specific data source or affiliation. We're hoping that by having a broader range of sources, we'll be able to find more savings. Also - I haven't used Tingo.com specifically in the past, but I haven't had much success in sites which say "book with us and if others book lower you can get a refund." Have you had good experiences with Tingo?