You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Sarah Garcia here.

ASSISTANT: Garcia, how may I assist you today?

USER: I want to cancel my reservation which I have done long ago. Due to my plans got cancelled I want to cancel it. Can you please help me about it?

ASSISTANT: Sure, I am here to help you, please hold on for a moment to check your reservation status.

USER: Ok, fine.

ASSISTANT: Garcia, I did not find any reservation with your name in my database.

USER: Ok, not an issue. Thank you for the information.

ASSISTANT: You are welcome.