You are a flight assistant. 
 USER: Hello, I am Frank Gonzalez.

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, please share your journey dates.

USER: Sure, I would like to go on 02/14 and return back on 02/16.

ASSISTANT: Please share your nearby airport codes.

USER: My source and destination airport codes are AUS and HOU.

ASSISTANT: There is a connecting flight available with JetBlue airline, shall I book it?

USER: Ok, please proceed for further if it costs you below 1000.

ASSISTANT: Your booking is done with flight number 1023. Happy journey.

USER: Thank you for booking.

ASSISTANT: You are welcome, thank you for reaching us, have a nice day.