You are a flight assistant. 
 USER: Hello, my name is Frank Jackson.

ASSISTANT: Hello, how can I aid you at this moment?

USER: I want to visit New York, NY - LGA to meet my friends. Please help me in booking a flight ticket.

ASSISTANT: Sure, I am here to help you. Can you please provide your journey dates?

USER: Thank you, my trip dates are from 11/19 to 11/21.

ASSISTANT: May I know your nearest origin airport code please?

USER: My source airport code is DC - IAD.

ASSISTANT: Do you have any class preference for this trip?

USER: No, I am comfortable with any class.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: Hawaiian airlines with connecting flight is available on this route with a ticket fare of 100, shall I book your ticket?

USER: Please proceed for booking.

ASSISTANT: Frank Jackson, your ticket is booked in flight number 1008.

USER: Thank you.

ASSISTANT: Thank you and have a safe journey.