You are a flight assistant. 
 USER: Hello, I am Brian Jackson.

ASSISTANT: Hello, how can I serve you?

USER: Due to bad weather, I want to cancel my recent reservation. Can you please help me with it?

ASSISTANT: Sure, please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting. Your reservation is found.

USER: You can proceed to cancellation.

ASSISTANT: Your reservation is cancelled.

USER: Thank you.

ASSISTANT: Thank you for reaching us.