You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how could I serve you at this moment?

USER: My name is Joshua Campbell. I want to attend for my niece's marriage in Austin, TX - AUS, so please book a flight ticket from Houston , TX - IAH.

ASSISTANT: Sure, please provide your trip dates?

USER: I would like to start on 07/06, return on 07/08.

ASSISTANT: Please mention your lay by's?

USER: I am comfortable with any flight.

ASSISTANT: We found a Frontier airline with fare of 100 matches your travelling schedule. Shall I proceed with booking?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been confirmed with flight number 1009.

USER: Thank you for booking a flight ticket.

ASSISTANT: Thank you for connecting with us, have a safe flight.