Hello.
user
Hello, how may I assist you?
assistant
I would like to change my existing reservation, which is done recently. Can you please help me out?
user
Sure, I am here to help you with that, can I know your good name to proceed further?
assistant
Thank you for considering my request. Myself Susan Thomas.
user
Thank you very much. Please wait for a while, let me check your reservation status in our database.
assistant
Sure, I will wait for your response.
user
 I am very sorry to inform you that there is no reservation found under your name in our database.
assistant
Not an issue, anyway thank you for the information.
user
Thank you very much for approaching our agency.
assistant