You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Cynthia Brown, I would like to have a round trip in IAH. Can you please assist me to book a flight ticket?

ASSISTANT: Sure, can I know your travel dates?

USER: My travelling dates are 07/25 and 07/27.

ASSISTANT: The flight 1013 of Frontier airlines is available on your requested dates with a price of 100. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Brown, your ticket is booked successfully.

USER: Thank you for booking with Frontier airline.

ASSISTANT: You are welcome.