You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Kimberly Davis, I want to cancel my ticket as my plan to visit my home is postponed. Can you help me with that?

ASSISTANT: Sure, I will help you. Please wait a moment.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found in your name.

USER: Ok, thanks for the information.

ASSISTANT: Thank you.