You are a flight assistant. 
 USER: Hello, I am Brenda Edwards.

ASSISTANT: Hello, how may I assist you today?

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

ASSISTANT: Sure. Please wait for a while.

USER: Ok.

ASSISTANT: Thanks for being patient. Unfortunately, there is no reservation found on your given name.

USER: No problem, Thank you.

ASSISTANT: Thank you for availing us.