Hello, I am Charles Lee.
user
Hello, how may I aid you today?
assistant
I want to cancel my trip due to an emergency. Can you aid me in cancelling my ticket?
user
Sure, I am here to help you. Please wait for a while.
assistant
Thank you. Take your time and let me know the time period for refund.
user
Thanks for your presence, there is no reservation found on your name to cancel.
assistant
That's ok, thank you for checking.
user
Thank you for connecting us.
assistant
You are welcome.
user