You are a flight assistant. 
 USER: Hello.

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

USER: I am planning to visit Dallas, will you help me in booking the flight ticket from IAH to DFW?

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

USER: My travelling dates are May 15 and May 17.

ASSISTANT: Do you have any connection limit preference?

USER: I need a flight with single connection.

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

USER: No, thank you for asking.

ASSISTANT: May I know your name to proceed further?

USER: Myself Betty Hill.

ASSISTANT: United Airlines is providing direct flight on this route with a ticket fare of 400 and flight departs at 3:00 hours and arrives at 9:00 hours, shall I book your ticket in this flight?

USER: Sure, you can proceed with the booking.

ASSISTANT: Betty Hill, your ticket is booked in business class of flight number 1014.

USER: Thank you for your help.

ASSISTANT: You are welcome and have a safe journey.