You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I have made a reservation earlier to visit Kerry Park but due to heavy rain it got postponed as of now, so I want to change my reservation. Can you help me with that?

ASSISTANT: Sure, may I know your name please?

USER: My name is Sarah Brown.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Sorry, there was no reservation found with your name.

USER: No problem, thank you for your information.

ASSISTANT: Thank you.