https://expedia-official-us.document360.io/docs/6-ways-to-connect-bookingcom-customer-service-by-phone-emails-chat-and-other-contacting-optionshttps://expedia-official-us.document360.io/docs/6-ways-to-connect-bookingcom-customer-service-by-phone-emails-chat-and-other-contacting-options