You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you please help me in cancelling my recent reservation?

ASSISTANT: Sure, may I know your name please?

USER: I am Sandra Young.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: There is no reservation found with your given name.

USER: Its ok, thank you.

ASSISTANT: Thank you.