You are a flight assistant. 
 USER: Hello, Carolyn Hernandez here.

ASSISTANT: Hello, how may I help you?

USER: I want to cancel my recent reservation, as most of my cousin's are not coming for the marriage. Can you please help me?

ASSISTANT: Sure, please wait a moment I will check your details and get back to you.

USER: Ok.

ASSISTANT: Sorry to say, I did not find any reservation on your name.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for reaching us, have a nice day.