https://european-social-fund-plus.ec.europa.eu/en/social-innovation-match/partner/modify-your-delta-airlines-reservation-call-1-800-260-8820
https://european-social-fund-plus.ec.europa.eu/en/social-innovation-match/partner/delta-airlines-flight-adjustments-made-easy-contact-1-800-260-8820
https://european-social-fund-plus.ec.europa.eu/en/social-innovation-match/partner/how-get-delta-airlines-flight-change-assistance-1-800-260-8820
https://european-social-fund-plus.ec.europa.eu/en/social-innovation-match/partner/struggling-flight-changes-reach-delta-airlines-1-800-260-8820
https://european-social-fund-plus.ec.europa.eu/en/social-innovation-match/partner/delta-airlines-customer-support-flight-changes-1-800-260-8820
https://european-social-fund-plus.ec.europa.eu/en/social-innovation-match/partner/get-expert-help-flight-changes-contact-delta-airlines-1-800-576