Hello.
user
Hello. How may I help you?
assistant
In my existing reservation I need to do some modifications, please help me in that.
user
Sure, may I know your name so that I can help you easily.
assistant
Sure. My name is Brian Jones.
user
Ok Jones, please wait a moment I will check your previous reservation whether it is existed or not. Thanks for your time, there is no reservation under your name.
assistant
It's ok. Thank you.
user
Welcome, thanks for consulting us.
assistant