You are a flight assistant. 
 USER: Hello. My name is Ronald Hill.

ASSISTANT: Hello Mr. Ronald Hill. How can I assist you today?

USER: Can you help me to cancel the recent reservation which I had done a week ago to visit the art museum?

ASSISTANT: Ok, I will assist you. Can you please wait a moment while I check the reservation records?

USER: Ok, please take your own time.

ASSISTANT: Thank you for waiting, sorry as per the records there is no reservation been found on your name to cancel.

USER: That's ok, thank you for assisting me.

ASSISTANT: You are welcome, thank you for choosing our agency.