You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Please help me to book a flight ticket from Denver to meet my former colleague in Boston.

ASSISTANT: Sure, I can help you with that. May I know your source and destination airport codes please?

USER: My source airport code is DEN and my destination airport code is BOS.

ASSISTANT: Can you please provide your planned departure and return travel dates?

USER: Sure, I am Planning to start my journey on Mar 28th and my return date will be on Mar 30th.

ASSISTANT: Do you prefer any halt in between your journey?

USER: Yes, I need a break in between my journey.

ASSISTANT: Please let me know if you have any other specifications.

USER: No more specifications for this trip.

ASSISTANT: Can I have your good name please?

USER: I am Charles White.

ASSISTANT: UA airlines is providing a flight on that route with ticket fare of 200 and 1 connection, it will departs at 12:00 hours and arrives at 19:00 hours. Shall I proceed for booking?

USER: That's fine, you can proceed with the booking.

ASSISTANT: I have successfully booked you an economy class ticket in flight-1029, have a safe journey.

USER: Thank you for your assistance in booking.

ASSISTANT: Thank you for choosing us.