You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: 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 help me with cancellation?

ASSISTANT: Sure, may I know your name to check your reservation?

USER: I am Rebecca Johnson.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Sorry, to inform you that there is no reservation found with your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.