You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Can you please cancel my reservation as my plan to go for a holiday trip got postponed?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: I need your name to check for the previous reservation.

USER: I am Patrick Jackson.

ASSISTANT: Hold on a while.

USER: Sure.

ASSISTANT: Thank you for waiting. There is no reservation found on your name.

USER: It's ok, thank you for your information.

ASSISTANT: Thank you.