You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am planning to visit Houston, can you please reserve my flight ticket from AUS to HOU?

ASSISTANT: Sure, I am here to assist you.

USER: Thank you.

ASSISTANT: Could you please forward your travelling dates?

USER: My preferable journey dates are Jan 08 and Jan 10.

ASSISTANT: Do you prefer a connecting flight?

USER: I prefer connecting flight for this trip.

ASSISTANT: Ok, which class do you prefer to travel?

USER: I prefer to travel in business class.

ASSISTANT: Can I know your depart and return timing?

USER: I am comfortable with any timings.

ASSISTANT: May I know your airline preference?

USER: I prefer normal cost airlines.

ASSISTANT: Thank you for providing details, could you please hold on a minute?

USER: Sure, I will wait for your information.

ASSISTANT: Thank you for waiting, may I know your name?

USER: My name is Brandon Wright.

ASSISTANT: Sorry to say, currently there are no flights available to your destination point.

USER: Ok, not an issue. I will find any alternate for this trip.

ASSISTANT: Thank you for reaching us, hope we serve you next time.

USER: Thank you for providing information.

ASSISTANT: Welcome.