Hello.
user
Hello, how can I serve you now?
assistant
I am planning to change my existing reservation. Can you please help me for this?
user
Sure, I will help you with that. May I know your good name?
assistant
Myself Amanda Lee.
user
Please wait for a while.
assistant
Sure, I will wait for your response.
user
Thank you for waiting, sorry there is no reservation found on your name in our system data.
assistant
Not a big problem, anyhow thank you very much for your kind information.
user
Thank you for visiting us, have a nice day ahead.
assistant