You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Please book a flight ticket from AUS to IAH?

ASSISTANT: Sure, may I know your planned trip dates?

USER: My journey dates are May 24 and May 26.

ASSISTANT: Do you have any connection limit preference?

USER: I need a connecting flight.

ASSISTANT: Do you have any other concerns?

USER: No.

ASSISTANT: Could you help me with your name please?

USER: I am Matthew Garcia.

ASSISTANT: As per the mentioned intents, I found a connecting flight with Southwest Airlines and the airfare is about 400. Shall I proceed with this flight?

USER: Go ahead.

ASSISTANT: For a business class your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.