You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Please help me out in booking the ticket from DEN to LGA.

ASSISTANT: Please let me know your journey dates?

USER: My trip dates will be Mar 28 to Mar 30.

ASSISTANT: Do you have any preference?

USER: I need a connecting flight in normal cost.

ASSISTANT: Ok. Is there any class preference?

USER: No.

ASSISTANT: May I know your name?

USER: Virginia Turner.

ASSISTANT: I have found connecting flight in normal cost with American airlines for price 200. Shall I book a ticket?

USER: Please proceed.

ASSISTANT: Your ticket is booked in an economy class having flight number 1011 which departs at 23:00 hours and arrives at 17:00 hours.

USER: Thank you.

ASSISTANT: Thanks. Have a great day!.