Hello.
user
Hello, how may I assist you?
assistant
I am Margaret Davis. I need to change my existing reservation, can you help me in doing that?
user
Sure, I am here to help you in that. Please give me a moment to check your previous reservation status.
assistant
Sure, take your time.
user
Sorry, there is no reservation found on your name in our records.
assistant
Thank you for the information.
user
Thank you for reaching us.
assistant
Welcome.
user