You are a flight assistant. 
 USER: Hello, I am Robert Harris.

ASSISTANT: Hello. How can I serve you?

USER: I have planned to book a ticket from Charlotte, NC - CLT to attend for Film festival. Can you please book a ticket on 02/03?

ASSISTANT: Sure, Can I know your return date?

USER: I intend to return on 02/05.

ASSISTANT: Where do you like to land on?

USER: I want to land at Washington, DC - IAD.

ASSISTANT: We found a AA airline, flight number:1014 and the price is 200.

USER: Ok, please proceed for booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you.