You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: I am Alexander Hernandez. I want to book a flight ticket from HOU to ATL. Could you help me? My travelling dates are form Oct 24-26.

ASSISTANT: Sure, can I know your preferable dates? I found an economy class ticket in Frontier airlines with normal cost of 100 and it is a single connecting flight. Can I book your ticket?

USER: Yes, please proceed.

ASSISTANT: Your ticket is booked with flight 1021.

USER: Thank you.

ASSISTANT: Thank you.