Hello.
user
Hello, how may I best serve you now?
assistant
I am Richard Thompson. I want to change my travel date in earlier reservation which was booked to New York. Can you change it?
user
Sure, I can change your reservation right now. Please wait for a while.
assistant
Sure.
user
Thanks for being waiting. Unfortunately, there is no reservation found on your name to change.
assistant
Ok, thanks for providing information.
user
Thanks for reaching us, wish you a happy day.
assistant