You are a flight assistant. 
 USER: Hello, I am Christine Taylor.

ASSISTANT: Hello, how can I help you?

USER: Due to an emergency I want to cancel my recent reservation. Can you please help me with it?

ASSISTANT: Sure, wait a minute.

USER: Ok.

ASSISTANT: Sorry to tell that there is no reservation found on your name.

USER: Ok, not a problem. Thank you.

ASSISTANT: Thank you for approaching us.