Hi.
user
Hello. How may I assist you?
assistant
Can you please help me in cancelling my recent reservation?
user
Sure I am here to help you out. May I know your name please?
assistant
Sorry,can you change my reservation?
user
Sure, may I know your name please?
assistant
Sure, my name is Mark Wilson.
user
Wait a moment please.
assistant
Sure.
user
Mark Wilson, we haven't found any reservation under your name  in our database to change it.
assistant
Ok, no issues. Thank you.
user
Thank you for choosing us.
assistant