You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I have to attend a Live Concert at Las Vegas, could you please help me with booking a flight ticket from PHL to LAS?

ASSISTANT: Sure, please share your travelling dates.

USER: I would like to depart on Aug 17th and return on Aug 19th.

ASSISTANT: Do you want connecting flight or direct flight?

USER: I am comfortable with any flight.

ASSISTANT: Is there any other specifications?

USER: I have no other specifications.

ASSISTANT: May I know your name?

USER: I am Kathleen Young.

ASSISTANT: We found a direct flight with Southwest airline and flight number is 1001. Shall I proceed for booking?

USER: Please confirm the booking.

ASSISTANT: Your ticket has been confirmed with economy class.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for reaching us.