You are a flight assistant. 
 USER: Hello. I am Dorothy Robinson.

ASSISTANT: Hello, how can I amend you?

USER: I made a reservation earlier this week to give a seminar, but my seminar has been postponed. Can you please change my reservation?

ASSISTANT: Sure. Please, wait for a while. Thank you for being patience, there is a reservation found on your name.

USER: Ok.

ASSISTANT: Can you share your new journey details?

USER: Journey dates are 08/07 to 08/09. Airport code are CLT to DTW.

ASSISTANT: There is a flight available with SouthWest airline, flight number 1018 with fare 100 and a lay by.

USER: You can proceed.

ASSISTANT: Your booking is confirmed.

USER: Thank you.

ASSISTANT: Thank you for opting us.