You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: I am Christine Evans.

ASSISTANT: Ok.

USER: I would like to book a flight ticket to Los Angeles CA-LAX to attend international conference about seasonal festival. Could you please aid me in booking a flight ticket from Las Vegas NV-LAS?

ASSISTANT: Sure, could you please provide me your travel dates?

USER: My departure date is 11/04 and arrival date is 11/06.

ASSISTANT: Do you want connecting flight?

USER: I need a lay by.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a Hawaiian airline, flight number: 1025, price: 200.

USER: Please proceed with the booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your kind help.

ASSISTANT: Thank you, have a good day.