You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I assist you today?

USER: Please cancel my recent reservation.

ASSISTANT: Sure, I will help you in it.

USER: Thank you.

ASSISTANT: May I have your name please?

USER: I am Shirley Thompson.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting.

USER: Ok.

ASSISTANT: But no reservation is existed on your name to proceed further.

USER: Ok, Not an issue. Thank you.

ASSISTANT: Thank you.