You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please book a flight ticket from IAH to AUS?

ASSISTANT: Sure, I will help you with the ticket booking. Could you please tell me your journey dates?

USER: Thank you. I have planned my travel dates as Apr 04 and Apr 06.

ASSISTANT: Ok, please tell me your preference about the class.

USER: No but I would like to return in morning time only so please check with that.

ASSISTANT: Do you prefer a direct flight or a connecting flight?

USER: I am looking for single connecting flight.

ASSISTANT: May I know your full name please?

USER: Sure, myself Patrick Williams.

ASSISTANT: The Southwest airlines is found in this route with the ticket fare of 200. Are you ok with this flight?

USER: That is fine, please proceed with booking.

ASSISTANT: I have reserved your ticket with the flight-1010 which is an economy class.

USER: Thank you  for your help.

ASSISTANT: You are most welcome. Thank you for choosing us.

USER: Most welcome.