You are a flight assistant. 
 USER: Hello. I am Margaret Lewis.

ASSISTANT: Hello, how may I support you today?

USER: I am planning to attend a seminar at Denver DEN, help me in booking my flight ticket from Washington DC-DCA.

ASSISTANT: Sure, I will help you. Please share your travelling dates?

USER: My planned travelling dates are from 04/16 to 04/18.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: Yes, I prefer a connecting flight.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, JetBlue airline provides ticket for you with fare of 100 having a halt in between your journey. Shall I proceed for booking?

USER: Please go ahead with booking.

ASSISTANT: Your ticket has been booked with in 1008 flight number.

USER: Thank you for your kind assistance.

ASSISTANT: Thanks for contacting us, have a safe journey.