Hello.
user
Hello, how may I assist you today?
assistant
I would like to change my flight reservation as my trip got postponed, can you please help me?
user
Sure, can I have your good name to check the reservation status?
assistant
I am Charles Lee.
user
Please wait for a minute.
assistant
Sure.
user
Thank you for waiting, there is no reservation found on your name.
assistant
That's ok, not a problem, thank you.
user
Thank you for choosing us.
assistant