You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I am George King. Owing an emergency, I want to cancel my recent reservation. Can you please help me out?

ASSISTANT: Sure King, I will  help you with that. Please wait a moment to check your reservation status.

USER: Ok, take your time.

ASSISTANT: Sorry George King, no reservation has found under your name to cancel.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for choosing us, have a good day.