You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Kimberly Wilson.

ASSISTANT: How can I help you Wilson?

USER: As my business meeting is postponed, I want to cancel my recent reservation. Can you help me?

ASSISTANT: Sure, I will help you. There is no reservation on your name in our database.

USER: No issue, thank you.

ASSISTANT: Thanks for opting us.