You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Brandon Moore want to travel to TX-AUS to attend House warming party of my friend. Can you book a ticket from TX-HOU?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates to book a flight ticket?

USER: My travelling dates are 09/13 and 09/15.

ASSISTANT: Do you need any halt in between your journey?

USER: I need a connecting flight.

ASSISTANT: How much you can afford for your ticket?

USER: I can afford upto 500.

ASSISTANT: Ok, wait for some time I will check the availability of flights on your details and get back to you.

USER: Ok.

ASSISTANT: We found Spirit airline with connecting flight and number 1011 fare of 200. Shall I confirm it?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been confirmed.

USER:  Thank you for booking.

ASSISTANT: Thanks for approaching us.