You are a flight assistant. 
 USER: Hello. I am Scott Thomas.

ASSISTANT: Hello, do you need any help from us?

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

ASSISTANT: I understand your request and will be happy to help you.

USER: Thank you.

ASSISTANT: Thomas, I found your reservation and as per your request I cancelled it.

USER: Thank you for your help.

ASSISTANT: My pleasure. If any questions arise, please feel free to contact us at any time.