You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you at this moment?

USER: I am Roth Harris.

ASSISTANT: Nice meeting you Harris.

USER: I am planning to book a ticket to attend a meeting at LGA. Can you please help me out to book a flight ticket from DCA?

ASSISTANT: Sure, we are here to help you from our agency. May I know your travel dates?

USER: I would like to travel on 06/16 and return back on 06/18.

ASSISTANT: Ok, please be on hold.

USER: Sure, I will wait for your reply.

ASSISTANT: There is a flight with 1 connection limit and ticket fare is 100. Shall I proceed with booking?

USER: Please proceed the booking.

ASSISTANT: Your ticket has been booked with the flight number 1012.

USER: Thank you for your service.

ASSISTANT: Welcome, thank you for choosing us.