https://community.lumivero.com/s/question/0D5Jw00000dK69VKAS/frontier-refunds18883931305-does-frontier-give-you-24-hrs-to-cancel
https://www.devex.com/people/how-do-i-speak-with-a-live-person-at-vanguard-get-support-2026827 devex.com
https://www.devex.com/people/como-puedo-hablar-rapidamente-con-un-representante-de-delta-2026483 devex.com