Hello.
user
Hello, how may I aid you?
assistant
 Due to some entrepreneurship meeting, I am going to change my existing reservation. Can you please help me in changing the reservation?
user
Sure, I am here to help you out. Please provide me your provide me your name to check whether any active reservation is found on your name or not.
assistant
I am Jack Walker.
user
Please allow me a moment.
assistant
Sure.
user
Sorry Jack Walker, there is no active reservation on your name in our database.
assistant
No problem, thank you for the information.
user
Thank you for reaching us Jack Walker.
assistant