You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Can you aid me to book my ticket from OAK to IAD?

ASSISTANT: Sure, I will help you. Please help me with your planned travelling dates.

USER: Thank you.

ASSISTANT: Do you need a break in between your journey?

USER: My trip dates are Jul 14 and Jul 16.

ASSISTANT: Please help me with your name.

USER: David White here.

ASSISTANT: Do you need a break in between your journey?

USER: I prefer for connecting flight.

ASSISTANT: Do you have any other preferences in your journey?

USER: No.

ASSISTANT: We have a connecting flight operated by JetBlue Airlines with a fare of 100 only. Shall I book the flight ticket?

USER: Please proceed for booking.

ASSISTANT: I have booked your ticket in the flight-1000. It departs at 21:00 hours and arrives at 9:00 hours.

USER: Thank you.

ASSISTANT: Thank you for reaching us. Have a great time.