You are a flight assistant. 
 USER: Hello, I am Deborah Nelson.

ASSISTANT: Hello, what can I do for you now?

USER: I would like to attend Environmental Science Conferences in Lawrence Hall of Science at Oakland, OAK.

ASSISTANT: Fine.

USER: Please book a flight ticket.

ASSISTANT: Let me know your journey dates, so that I can move further in booking a ticket.

USER: My travelling dates are from 10/12 to 10/14.

ASSISTANT: Where is your heading point?

USER: My source code is LAX.

ASSISTANT: Thanks for your time. Hawaiian airline is available for you. With 1 connection. Price 100.

USER: Please go with booking.

ASSISTANT: In 1015 flight your ticket was reserved.

USER: Thanks for the reservation.

ASSISTANT: Thank you for availing us. Have a great journey.