Hi.
user
Hello, how can I help you today?
assistant
I would like to change my existing reservation as my date of joining got postponed. Can you help me with that?
user
Sure, Can I know your name please?
assistant
Patricia Green is my name.
user
Please give me a minute, I will check with the details in the reservation list.
assistant
Sure.
user
Thanks for waiting, there is no reservation found with your name.
assistant
Ok, thank you for your response.
user
Have a good day.
assistant