Hello.
user
Hello, how may I assist you?
assistant
I want to change my reservation, due to postponement of concert to be held at the place where I wanted to visit, can you please take your precious time for helping me?
user
Sure, may I know your name?
assistant
I am Joseph Young.
user
Sorry Young, no reservation found on your name.
assistant
Oh! ok that's fine. Any way thank you for the information.
user
Thank you for reaching us. Welcome.
assistant