You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: My name is Samantha Phillips. I want to participate in motor cycle rally in Hardvard campus at Boston on 02/03 and will return on 02/05. Can you help me for booking?

ASSISTANT: Sure, please specify the Boston airport code.

USER: Sure, Boston airport code is MA - BOS.

ASSISTANT: Ok, Could you please provide your source?

USER: I will start my journey from Washington, DC -DCA.

ASSISTANT: Ok, May I know your planned dates of your travel?

USER: I have already provided.

ASSISTANT: Ok, do you need any halt?

USER: Yes, I need a stopover.

ASSISTANT: Ok, please wait for a while. Thank you for your time, we found a connecting flight in 1012 Spirit airline with price 100.

USER: Sure. You can proceed for booking.

ASSISTANT: Ok, the ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for availing us.