Hello.
user
Hello, how can I aid you?
assistant
I need to change my reservation due to my planned event got postponed so please help me with that.
user
Sure, I am blissful to help you.
assistant
Thank you.
user
May I know your name please?
assistant
Sure, myself Sarah Smith.
user
Please wait for a moment.
assistant
Sure, take your time.
user
Thanks for waiting. I regret that there is no reservation found on your name.
assistant
Oh! May be booking is not done properly. Anyway, thank you for your time.
user
Thank you for choosing us.
assistant
Welcome.
user