You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Nicole Martinez. I would like to cancel my existing flight reservation as my brother had been admitted in the hospital. Could you please help me out?

ASSISTANT: Sure, please hold on.

USER: Sure, please take your possible time.

ASSISTANT: Sorry, there are no reservation found on given name.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thank you for reaching us.