Https://ctl.gatech.edu/sites/default/files/webform/teaching_with_technology_partner/_sid_/ten-methods-to-talk-to-a-live-agent-at-united-airlines-how-to-guide.pdf https://ctl.gatech.edu/sites/default/files/webform/teaching_with_technology_partner/_sid_/ten-methods-to-talk-to-a-live-agent-at-united-airlines-how-to-guide.pdf