https://official-aircanada-helpguide.neocities.org/en/us/helpcenter/11-ways-to-reach-air-canada-customer-service-via-phone-or-chat-options-a-detailed-guide https://official-aircanada-helpcenter-us.neocities.org/en/us/help/12-ways-to-speak-air-canada-customer-service-via-phone-or-chat-options-an-ultimate-guide https://docs-british-airways-helpcenters.neocities.org/en/us/help/11-ways-to-reach-british-airways-customer-service-via-phone-or-chat-options-a-detailed-guide