You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: I want to cancel my recent reservation owing to an emergency.

ASSISTANT: Sure, will you mention your name please?

USER: My name is Nicole Gonzalez.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Your reservation is successfully cancelled.

USER: Thank you.

ASSISTANT: Welcome.