You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Ryan Evans here.

ASSISTANT: What kind of service that you are expecting from our flight agency?

USER: I was wondering if you would able to help me with vacation plans. I need to visit Space Center in Houston. Could you tell me about the flight availability and prices?

ASSISTANT: Sure, I will get to know the information and will guide you in flight ticket booking process.

USER: Thanks for accepting my request.

ASSISTANT: Ok, may I know your planned dates to go to the place you are looking for?

USER: I would like to departure from Atlanta on 10/21 and I would like to return from Houston on 10/23.

ASSISTANT: Ok, may I know on which airport codes you are looking for booking the ticket?

USER: My genesis airport code is Atlanta, GA- ATL and my terminus airport code is TX-HOU.

ASSISTANT: Ok, thanks for providing all the information. Please hold on for a while.

USER: My pleasure to provide the information. I will wait for your response.

ASSISTANT: I am happy to inform you that, I have found a flight 1004 which will run on your specified route with a single joint connecting flight obtained when I have checked as per your specifications.

USER: I think that can perfectly suitable to me for travelling. You can proceed for booking the flight ticket on my name.

ASSISTANT: Ok, your ticket is confirmed with your name.

USER: Thanks for helping me in flight ticket booking.

ASSISTANT: Thank you for reaching us. Have a happy journey.