You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I want to book a flight ticket from Denver to meet my former colleague in Phoenix, can you help me?

ASSISTANT: Sure, I am here to help you. Can you please provide your journey dates?

USER: I need to depart on Jan 1st and my return date will be on Jan 3rd.

ASSISTANT: Do you have any connection limit preference?

USER: Yes, I need a connecting flight.

ASSISTANT: May I know your class preference for this trip?

USER: I want an economy class ticket.

ASSISTANT: Do you have any other specifications for this trip?

USER: No, my take off and landing airport codes are DEN and PHX.

ASSISTANT: May I know your good name please?

USER: I am Linda Clark.

ASSISTANT: Spirit Airlines is providing connecting flight on this route with a ticket fare of 200 and flight departs at 8:00AM and arrives at 6:00AM, shall I book your ticket in this flight?

USER: That's fine, you can book the ticket.

ASSISTANT: Linda Clark, your ticket is booked in economy class of flight number 1027.

USER: Thank you for your support in booking.

ASSISTANT: You are welcome and have a safe journey.