You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I assist you?

USER: I would like to book a flight ticket to attend live music concert at Las Vegas, NV - LAS. Can you book a flight ticket from PA - PHL?

ASSISTANT: Sure. May I know when you are willing to travel?

USER: I wish to travel on 03/08 and intend to return on 03/10.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Thank you for your patience. We found that, there is a flight available with SouthWest airline, fight number 1001 with price 100 and one lay by. Shall I proceed with booking?

USER: Please confirm my ticket on the name of Mary Adams.

ASSISTANT: Your flight has been confirmed successfully.

USER: Thank you for the assistance.

ASSISTANT: Thank you for availing us.