https://www.italki.com/en/post/0yDa5IpoXGMJSZfilgI97B

https://www.upcomingevents.com/new-york-city/events/virtual-event/lufthansa-airlines-customer-service-direct-contact-options-for-travelers-431447

https://www.italki.com/en/post/42cKjg4mqFsAH8CG9WvZgG

https://support.google.com/edu/classroom/thread/337709921?hl=en&sjid=8991123716547974044-NC

https://support.google.com/edu/classroom/thread/337709921?hl=en&sjid=8991123716547974044-NC

https://support.google.com/nonprofits/thread/337710022?hl=en&sjid=10092106332753360939-NC

https://support.google.com/edu/classroom/thread/337709801?hl=en&sjid=8991123716547974044-NC

https://support.google.com/nonprofits/thread/337709839?hl=en&sjid=10092106332753360939-NC

https://support.google.com/edu/classroom/thread/337709801?hl=en&sjid=8991123716547974044-NC

https://www.upcomingevents.com/new-york-city/events/new-york/lufthansa-airlines-customer-support-most-effective-ways-to-get-help-431446