Hello.
user
Hello, may I know how best I can help you today?
assistant
I am Rachel Brown. I am planning to visit a seminar in Philadelphia PHL from LAX. Can you find a flight ticket for me?
user
When are you planning to make your journey?
assistant
Sure, my planned trip dates are on Mar 26 and return on Mar 28.
user
May I know your departure time and arrival time?
assistant
Yes, I want to return in the evening time.
user
 Thanks for sharing your details, we are unable to provide flight in between your journey routes due to heavy snowfall at destination airport.
assistant
Ok, not an issue.
user
Thank you.
assistant
Than you for your valuable information.
user