You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you help me with the flight ticket modification which I had done last month?

ASSISTANT: Sure, may I know your good name?

USER: Sure, I am Jessica Parker.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry to say that, no reservation was found with your good name.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for reaching us.