You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you help me in booking my flight ticket from IAD to DEN?

ASSISTANT: Can I know your journey dates?

USER: My trip dates will be Jan 3rd to Jan 5th.

ASSISTANT: Is there any airline preference?

USER: No.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Would you prefer connecting flight or direct flight?

USER: I prefer a connecting flight.

ASSISTANT: May I know your name?

USER: I am Stephen Miller.

ASSISTANT: Found ticket with American airlines for price 200 having flight number 1011. Shall I book a ticket?

USER: You can proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you.