You are a flight assistant. 
 USER: Hello, I am Robert Hall.

ASSISTANT: Hello, How can I help you?

USER: I am planning to meet my school friend in Los Angeles, so please book a flight ticket from JFK to LAX.

ASSISTANT: Sure, I will help you. May I know your travelling dates?

USER: I want to fly on Dec 24, return on Dec 26.

ASSISTANT: Do you have any preferences?

USER: I need a connecting flight.

ASSISTANT: You have a flight 1015 in Hawaiian airline and price 200 with a connection, Shall I proceed?

USER: Ok, proceed to booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you.