https://discourse.salome-platform.org/t/t-al-l-lufthansa-airlines-support-customer-service-usa-contact-numbers/2036
https://discourse.salome-platform.org/t/lufthansa-airlines-customer-service-talk-to-someone-live-u-s-support-guide-2o25/2158
https://discourse.salome-platform.org/t/21-complete-list-of-official-lufthansa-airlines-customer-contact-toll-free-numbers-in-the-a-complete-guide/2100