You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Amanda Campbell.

ASSISTANT: How may I assist you?

USER: I would like to travel to Chicago on a business meet. Can you help me in booking a ticket from IAD to ORD?

ASSISTANT: Sure, can I have your journey dates please?

USER: Sure, my planned journey dates are 10/31 and 11/02.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: I found a flight for you in Delta airlines with price 100. Can I book your ticket?

USER: Yes, please book the ticket.

ASSISTANT: Ok, your booking is confirmed with flight number 1000.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.