You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you today?

USER: I want to cancel my recent reservation, can you please help me?

ASSISTANT: Sure, let me know your name please?

USER: Myself Lisa Perez.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT:  Sorry, no reservation found on your given name in our database to cancel it.

USER: No issue, anyway thank you for checking.

ASSISTANT: Thank you for contacting us.