Https://ehs.umich.edu/wp-content/uploads/formidable/48/speak-to-live-agent-at-delta-airline-usa-contact-numbers-a-complete-guide.pdf https://ehs.umich.edu/wp-content/uploads/formidable/48/speak-to-live-agent-at-delta-airline-usa-contact-numbers-a-complete-guide.pdf