{Call Now: +𝟏-𝟖𝟔𝟎-𝟓𝟏𝟔-𝟔𝟒𝟓𝟓}: What is the penalty for cancelling a flight on American Airlines?{A.A}{Call Now: +𝟏-𝟖𝟔𝟎-𝟓𝟏𝟔-𝟔𝟒𝟓𝟓}: What is the penalty for cancelling a flight on American Airlines?{A.A}{Call Now: +𝟏-𝟖𝟔𝟎-𝟓𝟏𝟔-𝟔𝟒𝟓𝟓}: What is the penalty for cancelling a flight on American Airlines?{A.A}{Call Now: +𝟏-𝟖𝟔𝟎-𝟓𝟏𝟔-𝟔𝟒𝟓𝟓}: What is the penalty for cancelling a flight on American Airlines?{A.A}{Call Now: +𝟏-𝟖𝟔𝟎-𝟓𝟏𝟔-𝟔𝟒𝟓𝟓}: What is the penalty for cancelling a flight on American Airlines?{A.A}