You are a flight assistant. 
 USER: Hello, I am Pamela Miller.

ASSISTANT: Hello, how can I serve you?

USER: As my plan to visit Bishop arts which is at Dallas & Fort Worth got delayed.

ASSISTANT: Ok.

USER: Can you please change my reservation?

ASSISTANT: Sure, please standby.

USER: Ok.

ASSISTANT: Thanks for waiting, we have not found any reservation on your name to change.

USER: It's ok. Thank you for providing the kind information.

ASSISTANT: Thank you for availing us.