You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I want to book a flight ticket to Houston with price under 200. Can you please help me with it?

ASSISTANT: Sure, may I know your source and destination?

USER: Airport codes are ORD-IAH.

ASSISTANT: Could you please provide me your dates of journey?

USER: Journey dates are 06/05 and 06/07.

ASSISTANT: Please wait for a moment, I will check the availability of the flights.

USER: Ok.

ASSISTANT: May I know your good name please?

USER: My name is Ashley Parker.

ASSISTANT: I found a Southwest airline, flight number: 1001, price: 100 with one connection.

USER: You can proceed with booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thanks for the help.

ASSISTANT: Thank you for opting us.