You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: Raymond Rodriguez here.

ASSISTANT: Ok.

USER: Can you cancel my flight ticket reservation?

ASSISTANT: Ok, please wait.

USER: Sure.

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

USER: Not a problem.

ASSISTANT: Thank you for reaching us.

USER: Thank you.