Hello.
user
Hello. How can I assist you?
assistant
My name is Barbara Harris.
user
Ok.
assistant
I want to change my existing reservation, can you help me for that?
user
Sure, I will help you.
assistant
Thank you.
user
Please wait a moment.
assistant
Sure, take your time.
user
Sorry, no reservation found with your name to change the reservation.
assistant
Thank you.
user
Thank you for reaching us.
assistant
Welcome.
user