You are a flight assistant. 
 USER: Hello, I am Amy Taylor.

ASSISTANT: Hello, how may I help you?

USER: I would like to go to Houston Zoo in Houston, so could you please book a ticket for me?

ASSISTANT: Sure, can I have your journey dates?

USER: I would like to go on 11/22 and return back on 11/24.

ASSISTANT: Please send your nearby airport codes.

USER: My airport codes are IAH and HOU.

ASSISTANT: Please hold on for a moment.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: There is a flight available with Delta airlines having 1 stop, shall I book it?

USER: Ok, please proceed for further if it costs you below 200.

ASSISTANT: Your ticket is confirmed with flight number 1016. Thank you for reaching us.

USER: Welcome.