You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am looking for a flight from PHX to DFW, can you help me in booking?

ASSISTANT: Sure, can you please let me know your trip dates?

USER: Sure, my planned travel dates are Nov 30 and Dec 02.

ASSISTANT: Do you have any specifications?

USER: Please look for a connecting flight in an economy class.

ASSISTANT: Do you have any other specifications?

USER: I prefer for a normal-cost airlines.

ASSISTANT: Could you help me with your name please?

USER: Myself Benjamin Turner.

ASSISTANT: United Airlines is providing a connecting flight with 1001 flight number and airfare is 200. Shall I proceed?

USER: That's fine, please proceed with booking.

ASSISTANT: For a economy class your ticket is booked.

USER: Thank you for the service.

ASSISTANT: Thank you for reaching us.