You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I need to buy a plane ticket from IAH to AUS. Please help me in that.

ASSISTANT: Sure, I am glad to help you with that. Can you please provide your preferable dates of travelling?

USER: My travelling dates are from June, 24 to June, 26.

ASSISTANT: May I know you name?

USER: Richard Lee.

ASSISTANT: Do you need any connections between your trip?

USER: I need a single connecting flight.

ASSISTANT: Do you need any other requirements?

USER: No.

ASSISTANT: As per your requirements there is a American airlines, flight number:1010 is going on your way with single connection and price:100. Is that Ok for you?

USER: Please proceed.

ASSISTANT: Your ticket has been booked successfully.

USER: Thank you.

ASSISTANT: Thank you for opting us.