Hello.
user
Hello, may I abet you today?
assistant
I am Patricia Lewis. I am volunteer in Blue tree environment, so I need to attend the event to expose my Power point presentation about trees to safe the environment.
user
Sure, I will assist you.
assistant
But due to some reasons the event has been postponed. Could you please help me in changing my previous reservation?
user
Sure, please wait a minute.
assistant
Ok.
user
We could not found any reservation on your name.
assistant
No problem, thank you for your information.
user
Thank you for availing us.
assistant