You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am Karen Evans. I am planning to book a ticket with price of 200, can you please help me out?

ASSISTANT: Sure Evans, can you please provide me with your dates of travel?

USER: I would like to travel on 02/15 and return back on 02/17.

ASSISTANT: Ok, may I know your respective airports codes please?

USER: My source airport code is HOU and destination airport code is HOU.

ASSISTANT: Please wait for a moment.

USER: Sure, I will wait for your reply.

ASSISTANT: There is a flight with the connecting flight of fare 100 and the airline is naming as Spirit, are you ok with this booking?

USER: Please proceed the booking.

ASSISTANT: Ok, your ticket has been reserved with the flight number 1011.

USER: Thank you for your service.

ASSISTANT: You are welcome, have a safe flight.