You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Rebecca Robinson.

ASSISTANT: How can I help you today?

USER: I would like to cancel my reservation. Can you please help me with that?

ASSISTANT: Rebecca Robinson, let me check with your existing reservation for a moment.

USER: Sure, take your time.

ASSISTANT: I'm so sorry to tell you, there is no active reservation found by your name.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Thank you for approaching us.

USER: You are welcome.

ASSISTANT: Have a NICE DAY.