You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I want to book the flight ticket from DFW to LAS. Can you please help me?

ASSISTANT: Would you please provide me your itinerary travel dates?

USER: Planned dates are May 29 and May 31.

ASSISTANT: Would you like to travel by direct or connecting flight?

USER: Connected flight required.

ASSISTANT: Are there any more preferences that you want to avail?

USER: No.

ASSISTANT: May I know your name please?

USER: Virginia Parker here.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: Delta Airlines with flight 1001 is providing service on your route in the economy class with connecting flight and the cost is 100.

USER:  Proceed to book.

ASSISTANT: Your ticket is booked where depart DFW 10:00 hours May 29 and arrival LAS 11:00 hours May 31.

USER: Thanks for booking.

ASSISTANT: Thank you for reaching us.