Https://discourse.libsdl.org/t/lufthansa-airlines-customer-service-usa-contact-numbers-in-full-detail-guide/61259 https://discourse.libsdl.org/t/lufthansa-airlines-customer-service-usa-contact-numbers-in-full-detail-guide/61259 https://discourse.libsdl.org/t/lufthansa-airlines-customer-service-usa-contact-numbers-in-full-detail-guide/61259