Hello.
user
Hello.
assistant
My name is Christine Williams.
user
How can I help you today?
assistant
I want to do some modification in my existing reservation, can you help me for that?
user
sure, I am euphoric to help you.
assistant
Thank you.
user
Sorry, I didn't find any reservation on your name in our database.
assistant
That's ok, thank you for your information.
user
Welcome, thank you for opting us.
assistant
Welcome.
user