You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

USER: I want to cancel my recent reservation. Could you help me with that?

ASSISTANT: Sure, we are glad to serve you.

USER: Thank you.

ASSISTANT: Can I have your name to proceed further?

USER: Jeffrey Johnson here.

ASSISTANT: Ok, please hold a moment.

USER: Ok.

ASSISTANT: Thank you for holding on, sorry, no reservation found with provided name.

USER: That's ok, no problem. Thank you for helping me.

ASSISTANT: Thank you for availing us.