Hello.
user
Hello, how may I address you?
assistant
I am Carol Davis. Can you please change my existing reservation as my plan to meet my childhood friend got postponed?
user
Sure, please give me a minute.
assistant
Sure, take your time.
user
Thanks for your valuable time, there is no reservation found with your name in our database.
assistant
It's ok, no problem.
user
Thanks for availing us.
assistant
Thank you for your response.
user