You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Kevin Hernandez want to travel to CO-DEN to attend Memorial Service.

ASSISTANT: Ok.

USER:  Can you book  a ticket from TX-AUS?

ASSISTANT: Sure, I am here to assist you. May I know your travel dates?

USER: My travel dates are 09/15 and 09/17.

ASSISTANT: Do you need any halt in your journey?

USER: I need a connecting flight.

ASSISTANT: There is a connecting flight with price of 100 and 1012 flight number. Shall I proceed?

USER: Sure.

ASSISTANT: Your booking has been confirmed with Southwest airline.

USER: Thank you for helping me.

ASSISTANT: Thank you for availing us.