https://official-expedia45.odoo.com/blog/our-blog-1/11-ways-to-reach-expedia-customer-service-by-direct-phone-chat-email-a-full-focus-guide-13

https://pantip.com/topic/43391640

https://travelguides.odoo.com/blog/lufthansa-guide-22/how-to-get-in-touch-with-lufthansa-customer-service-via-phone-2706

https://vocal.media/beat/how-do-i-ask-a-question-at-expedia-a-step-by-step-i6c10ag2

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https://travelguides.odoo.com/blog/lufthansa-21/how-to-talk-to-lufthansa-airline-customer-service-in-depth-and-directly-articulated-for-clarity-2707

https://support.google.com/calendar/thread/338312339?hl=en&sjid=15882301679991449891-NA

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