You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you?

USER: My name is Jacob Davis, I already book a flight to Orlando to meet my grand father but due to some reason my plan is cancelled. Can you help me to cancel my reservation?

ASSISTANT: Sure, give me a minute.

USER: Sure.

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

USER: Ok, thank you for the information.

ASSISTANT: Thank you for opting us.