Hi. I am Donald Baker.
user
Hello, how may I assist you today?
assistant
Can you please help me in changing my existing reservation?
user
Sure, we are here to help you. Please, wait for a while.
assistant
Thank you. Ok.
user
Sorry, there is no active reservation found in our database, with your name.
assistant
Not a problem, thank you for your information.
user
Welcome, thank you for reaching.
assistant