https://discourse.maas.io/t/full-and-hassle-free-list-of-american-airlines-contact-numbers-you-ll-actually-use/12809
https://discourse.maas.io/t/quick-list-of-delta-airlines-contacts-100-verified-for-fast-support-inside-the-u-s/12816
https://discourse.maas.io/t/quick-list-of-delta-airlines-numbers-flight-help-customer-service-emergency-lines-u-s-based/12818
https://discourse.maas.io/t/full-and-hassle-free-list-of-delta-airlines-contact-numbers-you-ll-actually-use/12820