Hello. I am Anna Turner.
user
Hello, how can I guide you today?
assistant
I want to modify my travelling dates which was booked at last week to New York. Can you change it?
user
Sure, we are here to help you to change it. Please wait for a while.
assistant
Sure.
user
Thanks for waiting, there was no reservation found on your specified name to change it.
assistant
Ok, thanks for informing me.
user
Thank you for choosing us.
assistant