Https://ns-advising.ucmerced.edu/sites/g/files/ufvvjh2111/f/webform/2026-contact-guide-live-talk-talk-to-live-agent-at-united-airline-usa-contact-numbers.pdf https://ns-advising.ucmerced.edu/sites/g/files/ufvvjh2111/f/webform/2026-contact-guide-live-talk-talk-to-live-agent-at-united-airline-usa-contact-numbers.pdf