You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hi.

USER: I just want to cancel my reservation, because I change my way to travel in The Queen Mary Ship to reach my destination. Can you please help me with that?

ASSISTANT: Ya sure. May I know your name?

USER: My name is Catherine Robinson.

ASSISTANT: Thank you. Sorry we couldn't find any reservation on your name.

USER: It's ok. No issue. Thank you.