You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I would like to travel from IAD to LAX as a business trip.

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

USER: My trip dates are 12/01 and 12/03.

ASSISTANT: Please help me with your name.

USER: David Anderson here.

ASSISTANT: Do you need a break in your journey?

USER: I need a connecting flight.

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

USER: No.

ASSISTANT: Please allow me a minute.

USER: Ok.

ASSISTANT: We have a connecting flight operated by Delta Airlines with a fare of 100. Shall I book your ticket in this flight?

USER: Please carry on.

ASSISTANT: I have booked your ticket in flight-1013. It departs at 5:00 hours and arrives at 5:00 hours.

USER: Thank you so much.

ASSISTANT: I am glad that I was able to help you today. Thank you for reaching us. Have a wonderful trip!.