Hello.
user
Hello. How can I help you today?
assistant
I have postponed my trip, so please help me to change my existing reservation.
user
Sure, I can help you with that. Please allow me a moment to check the details.
assistant
Sure.
user
May I know your name to proceed further?
assistant
My name is Carolyn Brown.
user
Thank you for providing. Carolyn, I have checked and see that there is no reservation found under your name.
assistant
It's ok, thank you for searching for the existing reservation with my details.
user
You are welcome. Thank you for contacting us.
assistant
You are welcome.
user