You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am a scientist and my visiting to a bio museum got postponed, Can you help me to cancel my recent reservation?

ASSISTANT: Sure. May I please know your name?

USER: I am Kenneth Taylor.

ASSISTANT: I am sorry that there is no reservation found on your name. Sorry for the inconvenience.

USER: Ok, not an issue.

ASSISTANT: Thanks for opting us.

USER: Thanks for your information.