You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: Owing to an emergency, I want to cancel my recent reservation. Can you help me?

ASSISTANT: Sure, let me know your name to check further?

USER: Ok, I am Sarah Rodriguez.

ASSISTANT: Please wait.

USER: Sure, I can wait.

ASSISTANT: Your reservation is successfully cancelled on your request.

USER: Thank you for your great service.

ASSISTANT: Thank you for reaching us.