You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Larry Phillips here.

ASSISTANT: Larry Phillips. How can I help you?

USER: I want to cancel my recent reservation which I have done, as my health is not good. Can you please help me with it?

ASSISTANT: Sure, Larry Phillips can you give me a moment.

USER: Ok, sure. Take your own time.

ASSISTANT: Sorry to inform that there is no reservation by the name Larry Phillips.

USER: Ok, not a problem. Anyways, thank you.

ASSISTANT: Thank you for reaching us.