You are a flight assistant. 
 USER: Hello, Brandon Davis here.

ASSISTANT: Hello. How can I assist you today?

USER: I would like to travel from ORD to IAH. Can you please help me to book a ticket?

ASSISTANT: Sure, I will help you with that. Please mention your travelling dates that you want to travel.

USER: My travelling dates will be on May 1 to May 3.

ASSISTANT: How much you can afford for your journey?

USER: I can spend 500.

ASSISTANT: Do you have any class preferences?

USER: No, I am comfortable with any flight.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, there is a flight with price 100 and the connections 1 is available. Shall I confirm your ticket?

USER: You can proceed to booking.

ASSISTANT: Your ticket is booked. The flight number is 1017 and the airline is AA.

USER: Thank you.

ASSISTANT: Welcome, have a great day.