https://uassafety.ucmerced.edu/system/files/webform/seven_ways_to_access_air_canada_customer_service_by_phone_number_0.pdf
https://thefwoosh.com/community/general-discussion/10-ten-ways-to-call-to-live-agent-at-etihad-airlines%ef%b8%8f-a-step-by-step-guide-2/
https://thefwoosh.com/community/general-discussion/25-ways-to-speak-to-live-agent-at-frontier-airlines%ef%b8%8f-step-by-step-guide/
https://thefwoosh.com/community/marvel_board/14-ways-to-contact-how-can-i-speak-to-someone-at-wizz-air-a-step-by-step-extended-guide/
https://thefwoosh.com/community/general-discussion/07-ways-to-connect-to-live-agent-at-delta-airlines%ef%b8%8f-a-complete-step-step-guide/