You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Amanda Wright. As my meeting has been postponed, I need to change my reservation. Can you help me?

ASSISTANT: Sure, please wait I will revert you in a moment.

USER: Sure.

ASSISTANT:  Sorry to say you that no reservation was found on your name in our data base.

USER: No problem. Thank you.

ASSISTANT: Thank you for availing us.