You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you for today?

USER: I want to attend a seminar in Houston. Can you please help me for booking the flight ticket?

ASSISTANT: I am here to help you about that, can you please provide your planned dates of journey?

USER: My travelling dates are Dec 26 and Dec 28.

ASSISTANT: Can you please provide your nearest airport codes of journey?

USER: My airport codes are PHX and HOU.

ASSISTANT: Will you please let me know if you need a connecting flight or direct flight on your way to HOU?

USER: I prefer single connecting flight.

ASSISTANT: Do you have any other requirement for your journey?

USER: No.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 100 is provided by United Airlines. Shall I proceed with this flight ticket booking?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Can you please provide your name for booking purpose?

USER: My name is David Hill.

ASSISTANT: I have booked your flight ticket with the flight 1006 in an economy class.

USER: Thanks for helping me.

ASSISTANT: You are welcome, thank you for reaching us.