Hi, I am Jack White.
user
Hello, how may I assist you today?
assistant
My business meeting venue got changed to Philadelphia, can you please book me a flight ticket? Help me in changing the reservation.
user
Sure, please wait for a moment.
assistant
Ok.
user
Thanks for waiting, no reservation found with your name to change the reservation.
assistant
Ok, thank you.
user
Thanks for choosing us.
assistant