You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: My name is Alexander Taylor. I would like to book a ticket to Boston on the occasion of my sister's marriage.

ASSISTANT: Sure, I am here to help you in booking the flight ticket. Can you please provide your journey dates?

USER: Yes, My itinerary dates are as follows Oct 04 and Oct 06.

ASSISTANT: May I know your nearest airport codes of journey please?

USER: My genesis and terminus airport codes are PHL and BOS.

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

USER: I have no preferences, thank you.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: JetBlue airlines with connecting flight is available on this route with a ticket fare of 300, shall I book your ticket?

USER: Sure, please proceed with the reservation.

ASSISTANT: Alexander Taylor, your ticket is booked in flight number 1026.

USER: Thank you for your assistance.

ASSISTANT: Thank you and have a safe journey.