Hello.
user
Hello, how may I aid you?
assistant
I want to change an existing reservation, so please help me in changing the reservation.
user
Sure, we are here to help you. May I know your good name please?
assistant
Myself Jack Thomas.
user
Please wait.
assistant
Ok.
user
Thanks for your time, there is no active reservation found in your name.
assistant
Not an issue. Thank you.
user
Thank you for reaching us.
assistant