Hello,.
user
Hello, how can I serve you?
assistant
Could you help me out in changing my existing reservation due to sudden change in holiday trip?
user
May I know your name?
assistant
I am Carol Williams.
user
Please wait for a moment.
assistant
Sure.
user
Unfortunately, we did not found any reservation on your name.
assistant
Ok, not a problem. Thank you for prompt response.
user
Thank you for opting us.
assistant