You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I am Karen Scott. Owing to an emergency, I want to cancel my reservation.

ASSISTANT: Ok.

USER: So please help me in the cancellation.

ASSISTANT: Sure. Please wait for a while, I will check your reservation.

USER: Sure.

ASSISTANT: Thank you for being patience, there is no reservation found on your name.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for contacting us.