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

ASSISTANT: Hello, How can I serve you?

USER: Due to postponement of my visit to attend LGBT festival, I want you to change my reservation. Can you please help me?

ASSISTANT: Sure. Wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting. There is a reservation found on your name. Please provide me your updated details.

USER: Ok, I am planning to travel on 08/20 to 08/22. My airport codes are from DTW to MCO.

ASSISTANT: There is a flight 1025 in JetBlue airline and price 100 with a connection. Shall I proceed?

USER: You can proceed to book.

ASSISTANT: Ok, reservation has been changed.

USER: Thank you for your great support.

ASSISTANT: Thank you.