You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Carolyn Evans.

ASSISTANT: How can I serve you today?

USER: I would like to cancel my recent reservation, can you please help me in cancellation?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Sorry to inform you that there is no active reservation found on your given name.

USER: Ok, no issues. Thank you.

ASSISTANT: Thanks for reaching us, have a nice day.