Hello.
user
Hello, how can I assist you today?
assistant
I already book a flight to Las Vegas to spend my holidays, now I want to change my reservation to new dates. Can you help me to change my reservation?
user
Sure, may I know your name please?
assistant
My name is Brandon Taylor.
user
Ok, please wait for a while.
assistant
Sure.
user
Sorry, there was no reservation found with your given name.
assistant
Ok, thank you for the information.
user
Thank you for opting us.
assistant