You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how best can I guide you for the day?

USER: I planned to attend for a meeting in AUS, can you please help me to book a flight ticket from LAS?

ASSISTANT: Sure, please share your trip dates?

USER: I prefer to travel on Mar 20 and Mar 22.

ASSISTANT: Sure, do you need a flight with a economy class or a business class?

USER: I am comfortable with any class.

ASSISTANT: Do you prefer a connecting flight?

USER: I prefer to travel in a connecting flight.

ASSISTANT: Can I know your good name?

USER: I am Jonathan Lewis.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Thank you for your details, we found a connecting flight 1026 in class economy which is in American airline. Shall I proceed?

USER: Ok, please confirm my booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you.