Hello,.
user
Hello, how may I aid you?
assistant
I want to change my existing reservation,will you help me in that?
user
Sure. To check reservation I need your name.
assistant
Sure,my name is Pamela Green.
user
OK, please wait a moment.
assistant
OK.
user
We found that there is no reservation available with your name.
assistant
OK,no problem. Thank you so much.
user
Thank you for opting us.
assistant