You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Can you help me in booking a flight ticket from IAH to OAK?

ASSISTANT: Sure, I will help you. Please help me with your name.

USER: I am Joseph Scott.

ASSISTANT: Please help me with your planned travelling dates.

USER: I want to travel on 06/10, and return on 06/12.

ASSISTANT: Do you prefer to fly in a direct or connecting flight?

USER: I need a connecting flight.

ASSISTANT: Do you prefer to fly in a economy or business class flight?

USER: I am comfortable with any class.

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

USER: No.

ASSISTANT: We have a connecting flight operated by Delta Airlines with a fare of 200 only. Shall I book your seat in this flight?

USER: Proceed with the booking.

ASSISTANT: I have booked your ticket in flight-1012. It departs at 16:00 hours and arrives at 11:00 hours.

USER: Thank you.

ASSISTANT: You are welcome. Thank you for utilising our services. Have a great time.