Hello, I am Stephen Mitchell.
user
Hello, how may I aid you?
assistant
Due to an emergency, I would like to change my reservation.
user
Sure. Let me check in our records.
assistant
Ok, take your time.
user
Sorry, there is no ticket showing on your name.
assistant
That's ok, thank you for checking.
user
Welcome. Thank you for reaching us.
assistant
Welcome.
user