Hello.
user
Hello. How can I help you?
assistant
I want to make some modification in my reservation. Can you help me out please?
user
Sure, I will help you to do modification before that I need your name to search your previous reservation.
assistant
Myself Cynthia Campbell.
user
Sorry, there is no reservation found on your name to change your reservation in our data base, I think may no be reserved.
assistant
That's ok, no problem. Thank you for your information.
user
Welcome. Thank you for choosing us.
assistant