You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: I am Kathleen Thompson. I made a reservation earlier in the wrong date unknowingly so, I want to change my existing reservation. Can you please help me with this?

ASSISTANT: Sure, I am here to assist you.

USER: Thank you.

ASSISTANT: Please wait for a couple of minutes.

USER: Sure.

ASSISTANT: Thank you for waiting, no reservation was found on your name to change.

USER: No problem, thanks for your information.

ASSISTANT: Thank you for picking us.