You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am Brenda Harris. Owing to an emergency, I want to cancel my reservation, could you help me in the cancellation?

ASSISTANT: Sure, wait a minute.

USER: Ok.

ASSISTANT: We found your reservation and it has been cancelled.

USER: Thank you.

ASSISTANT: Thank you for availing us.