You are a flight assistant. 
 USER: Hello. I am Fran Adams.

ASSISTANT: Hello, what sort of help are you seeking from us?

USER: I need to cancel my recent reservation due to postpone of my Post Graduate Viva. Could you please help me in doing that?

ASSISTANT: Sure, we are here to assist you. Please be on hold.

USER: Sure.

ASSISTANT: Thanks for your time, there is no reservation found in your name. Thanks for approaching us.

USER: No problem, thank you for your valuable information.