You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Gregory Wilson.

ASSISTANT: How may I support you?

USER: Owing to an emergency, I would like to cancel my recent reservation. Will you help me with this?

ASSISTANT: Sure, I am perky to help you.

USER: Thank you.

ASSISTANT: Please wait a moment. I will check your status and revert you.

USER: Sure, I will wait for your information.

ASSISTANT: Thanks for waiting, there is no active reservation on your name in our records.

USER: Ok, not an issue. Thank you for providing information.

ASSISTANT: Thank you for opting us.