You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I want to attend a Seminar in Austin. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I can help you with that. May I know your travel dates please?

USER: My travelling dates are Apr 24 and Apr 26.

ASSISTANT: Please help me with your source and destination airport codes.

USER: My airport codes are HOU and AUS.

ASSISTANT: Do you need stop over in between your journey?

USER: I prefer single connection.

ASSISTANT: Do you have any other specifications?

USER: I would prefer normal cost airline.

ASSISTANT: Can I have your good name please?

USER: My name is Samantha Mitchell.

ASSISTANT: AA is providing a flight with ticket fare of 600 and 1 connection, it will departs at 7:00 hours and arrives at 5:00 hours. Shall I proceed for booking?

USER: Please proceed for booking the flight ticket.

ASSISTANT: I have successfully booked you a business class ticket in flight-1000, have a safe journey.

USER: Thanks for helping me.

ASSISTANT: Thank you for choosing us.