You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you please help me in cancelling my reservation?

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

USER: I am Paul Brown.

ASSISTANT: Thanks for your response, wait for a while.

USER: Ok.

ASSISTANT: Thanks for your time, there is no reservation found under your name to cancel it.

USER: No problem, thank you.

ASSISTANT: Thank you for reaching us.