https://thwarts.cee.illinois.edu/files/2025/06/How-To-Get-In-Touch-With-Frontier-Airlines-Via-Phone-Email-Or-Chat-Options-Detailed-Guide.pdf
https://thwarts.cee.illinois.edu/files/2025/06/five-approaches-to-speak-with-a-live-agent-at-singapore-airlines-immediate-support-available.pdf