You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I assist you today?

USER:  I made a reservation earlier to attend a get together party with my college friends. Due to some issues in college it got postponed. Can you please change my existing reservation?

ASSISTANT: Sure, I will help you. Could you please provide your name to check your previous reservation status?

USER: My name is Anthony Robinson.

ASSISTANT: Sorry to inform you Anthony, there is no reservation found with your name in our records.

USER: Ok, no issue. Thank you.

ASSISTANT: Thank you for approaching us, have a great day.