You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I help you today?

USER: Please make me a reservation with my name Andrew Lewis, to meet my professor to submit my project. Can you help me with booking?

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

USER: My boarding is from Dallas, TX - DFW, to reach Houston, TX - IAH.

ASSISTANT: Could you please share your planned journey dates?

USER: I have planned to travel on 08/19, and return on 08/21.

ASSISTANT: May I know your price limit?

USER: I can afford only 500 for my journey.

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

USER: Sure.

ASSISTANT: Thanks for waiting, we found a connecting flight, flight number: 1018, price: 100.

USER: It is perfect flight, please proceed for it.

ASSISTANT: Ok, your flight ticket has been confirmed.

USER: Thanks for the effort that you have made.

ASSISTANT: Thank you, have a good day.