You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me with cancellation of my previous booking? My doctor suggested me to avoid travelling.

ASSISTANT: Sure, can I know your name?

USER: My name is Katherine Scott.

ASSISTANT: Please hold on a moment.

USER: Ok, I will be waiting for your reply.

ASSISTANT: Sorry, there is no reservation found on given name.

USER: Oh! That's fine, thank you for checking anyways.

ASSISTANT: Thank you for reaching us.