You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

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

ASSISTANT: Sure, please tell me your good name.

USER: I have reserved my flight ticket with name Betty Hill.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Sorry Betty, no reservation found under your name.

USER: Ok, fine. Thank you for helping.

ASSISTANT: My pleasure, have a good day.