You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Melissa Mitchell, want to do river rafting at white water center.So, can you reserve a flight ticket to Charlotte, CLT?

ASSISTANT: Sure, we are glad to help you. Could you please forward your journey dates?

USER: My schedule dates of trip is 12/15 to 12/17.

ASSISTANT: Do you have any specifications?

USER: Yes, there should be a lay by.

ASSISTANT: May I know your nearest airport code, please?

USER: My price limit is 200. Atlanta, ATL is my boarding airport.

ASSISTANT: Please wait for a minute.

USER: Ok.

ASSISTANT: Thank you for waiting, we found a flight in Delta airline of flight number 1011 matches given criteria. Shall I proceed.

USER: You can proceed to book.

ASSISTANT: Your booking has been done.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.