You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Alexander Scott.

ASSISTANT: How may I assist you?

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

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please wait a moment I will check the reservation list.

USER: Sure, take your time.

ASSISTANT: Sorry, there is no reservation on your name.

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

ASSISTANT: Thank you.