You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

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

ASSISTANT: Sure, I am here to help you. Can you please let me know your good name?

USER: My name is Robert Hall.

ASSISTANT: We found a reservation on your name and it has been cancelled successfully.

USER: Thank you.

ASSISTANT: Thank you for contacting us.