Hello. I am Jack Scott.
user
Hello, how should I assist you at this moment?
assistant
I need to change my existing reservation, Can you please help me that?
user
Sure, I am glad to help you. Please wait for few minutes.
assistant
Sure.
user
Thank you for waiting, there is no reservation find on your name.
assistant
Ok, no problem. Thanks for your information.
user
Thank you for reaching us.
assistant