You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I made a reservation earlier to attend a meeting. But the place of meeting has been changed to New York. Can you please change my existing reservation?

ASSISTANT: Sure, I am here to help you.

USER: Carolyn Roberts is my name.

ASSISTANT: Thank you for providing your name, please wait a minute I will check the status and get back to you.

USER: Sure.

ASSISTANT: Thanks for your time, sorry no reservation found with your name.

USER: Ok, it's not a problem.

ASSISTANT: Thank you for reaching us, have a nice day.

USER: Thanks for your quick response.