You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

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

ASSISTANT: Sure, I am here to help you with that.

USER: I am Kathleen Brown.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: Sorry, no reservation found on your name to change your reservation.

USER: Ok, no problem. Thank you.

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