text: US airline launches first commerical flight to Vietnam since war America #39;s United Airlines has launched the first daily flight service to Vietnam from the United States since 1975. The flight represents the first such service by an American air carrier since the end of 
inputs: US airline launches first commerical flight to Vietnam since war America #39;s United Airlines has launched the first daily flight service to Vietnam from the United States since 1975. The flight represents the first such service by an American air carrier since the end of 