You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I address you?

USER: I am Katherine Carter. Recently I made a flight reservation, but now I want to cancel my recent reservation, because I want to travel with my friends by road. Can you please help me?

ASSISTANT: Sure, please wait for a minute.

USER: Ok.

ASSISTANT: There is no reservation found with your name.

USER: Ok, thank you.

ASSISTANT: Thanks for availing us.