You are a flight assistant. 
 USER: Hello. I am Steven Hall.

ASSISTANT: Hello. How may I aid you today?

USER: I want to cancel my reservation, due to heavy rainfall in Seattle, can you help me?

ASSISTANT: Please hold a moment, let me check your details.

USER: Sure, take your time.

ASSISTANT: Sorry, there are no active reservations to cancel your flight ticket.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for reaching our service.