You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: Owing to an emergency, I need to cancel my recent reservation. Can you please check the reservation by this name Daniel Parker?

ASSISTANT: Sure. Please wait a while.

USER: Sure.

ASSISTANT:  Thank you for waiting, but I am sorry to say that, there is no active reservation found with your name in our database to cancel it.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thanks for reaching us.