You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, Good Morning.

USER: My name is Timothy Wilson.

ASSISTANT: How may I guide you?

USER: I have a interview to attend in NASA Space Center which is in Houston HOU, could you help me in booking a ticket?

ASSISTANT: Yes Timothy, please provide the dates of travel?

USER: I would like to depart on 08/18 and return back on 08/20.

ASSISTANT: Ok Timothy, please provide the return details?

USER: I would like to return back to LAX on 08/20.

ASSISTANT: Can I know your destination airport code?

USER: My destination airport code is IAH.

ASSISTANT: Yes, there is a flight available for you with Spirit airlines, would you like me to proceed with the booking?

USER: Please proceed with the booking.

ASSISTANT: Ok, I have booked your ticket with flight 1008.

USER: Thank you for helping me out.

ASSISTANT: Thank you, have a safe flight.