Hi.
user
Hello, how may I abet you?
assistant
I would like to change my existing reservation as my plans to go on a vacation got postponed. Can you help me with it?
user
Sure, may I know your name?
assistant
Sure, Anthony Edwards is my name.
user
Ok, please wait I will check the reservation on your name and get back to you.
assistant
Sure.
user
Sorry, there is no reservation found on your name.
assistant
Ok, thank you for your response.
user
Thank you for choosing us.
assistant