Hello.
user
Hello. How may I guide you?
assistant
I want to change an existing reservation because my trip dates has been changed. Can you help me to change this reservation?
user
Ok, let me know your name so that I can help you easily.
assistant
Please check with the name Paul Carter.
user
Thanks for giving your name, please wait for while.
assistant
Sure, I will wait.
user
Thanks for your patience, I could not able to find a reservation on your name.
assistant
It's not a problem. Thank you for checking.
user
Thanks for approaching us.
assistant