You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I need your assistance in booking a ticket.

ASSISTANT: Ok, sure I will assist you in booking your ticket. may I know your travel dates?

USER: My travel dates are 01/02 and 01/04.

ASSISTANT: May I know your travel codes?

USER: My take off code is IAH and landing code is AUS.

ASSISTANT: Ok, wait a minute.

USER: Sure, I will wait for your response.

ASSISTANT: I found a flight with price 200 and connection limit is 1 named with Frontier airline.

USER: Ok, you can book it.

ASSISTANT: May I know your name for booking purpose.

USER: Donna Martin here.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Welcome.