You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Nicholas Perez.

ASSISTANT: Yes, Perez.

USER: Due to heavy rain fall, I want to cancel my recent reservation. Can you please help me out?

ASSISTANT: Sure, may I know your name please? Soory, for confirmation I asked your name again.

USER: That's ok.

ASSISTANT: There is no reservation on your name.

USER: Ok, no problem.

ASSISTANT: Thank you for connecting with us.