You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I aid you?

USER: I want to book a flight ticket from Boston, MA - BOS to attend a Science Fair in Washington. Can you please help me with the flight booking?

ASSISTANT: Sure.

USER: Ok.

ASSISTANT: May I know your name?

USER: My name is Jason Perez.

ASSISTANT: Where would you like to land on?

USER: My destination airport code is DC - DCA.

ASSISTANT: May I know your preferable traveling dates?

USER: My travelling dates are from 05/08 to 05/10.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT: We found a Delta airline, flight number:1005 and the price is 100. Can I reserve it for you?

USER: You can proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for your assistance.

ASSISTANT: Thank you for contacting us.