You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Ashley White.

ASSISTANT: How can I help you?

USER: Due to heavy rain, I would like to cancel my reservation. Could you please help me?

ASSISTANT: Sure, give me a minute?

USER: Ok.

ASSISTANT: I am sorry to say that there is no reservation found.

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

ASSISTANT: Thank you for contacting us.