You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Kenneth Adams.

ASSISTANT: How can I help you today?

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

ASSISTANT: Sure, I am here to help you with that.

USER: Thank you.

ASSISTANT: Just give a moment.

USER: Sure, take your own time.

ASSISTANT: Sorry to inform this,there is no reservation on your name in our database.

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

ASSISTANT: Thank you for reaching us.