Hello,.
user
Hello, how may I assist you?
assistant
I want to change my existing reservation as my plan to Yosemite Adventure got postponed, please help me out.
user
Sure, may I know your good name please?
assistant
I am Joshua Robinson.
user
Thank you Joshua, please wait a moment.
assistant
Ok.
user
Thanks for waiting, there is no flight on your name.
assistant
Ok, no problem. Thank you for the response.
user
Thanks for choosing us. Have a good day.
assistant