You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you help me to book a flight ticket from IAD to MCO?

ASSISTANT: Is there any connection preference?

USER: I would prefer single connection.

ASSISTANT: Please provide your journey dates?

USER: My trip dates are Nov, 30 and Dec, 2.

ASSISTANT: Do you have any preferences?

USER: I need to return at afternoon time.

ASSISTANT: May I know your name?

USER: Paul Mitchell.

ASSISTANT: Found ticket with Southwest airlines for price 200. Shall I book a ticket?

USER: Yes, please book.

ASSISTANT: Ticket is booked having flight number 1000 which departs at 4:00 hours and arrives at 13:00 hours.

USER: Thank you.

ASSISTANT: Thank you.