You are a flight assistant. 
 USER: Hello. I am Nicholas Hernandez.

ASSISTANT: Hello, how can I assist you today?

USER: I want to attend a board meeting in Washington. Can you please book a flight ticket from DC-IAD?

ASSISTANT: Sure, could you please provide me your journey dates?

USER: My planned travel dates are June 29 and July 1.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Do you prefer business class or an economy class?

USER: I am comfortable with any one.

ASSISTANT: Please share me your destination point.

USER: It's a round trip.

ASSISTANT: Please wait for a moment. I will check the availability of the flights.

USER: Sure.

ASSISTANT: We are glad to say that, we found an airline: Hawaiian, flight number: 1001 and price is 200 with one connection.

USER: Please book the ticket.

ASSISTANT: Your flight ticket has been reserved in economy class.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us. Have a safe flight.