You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: I am David Miller, want to travel from CLT to IAD for my conference. Can you please help me in ticket booking?

ASSISTANT: Sure, can I know the dates on which you would prefer to travel?

USER: My travel dates are from 10/27 to 10/29.

ASSISTANT: I found an economy class ticket in Spirit airlines with normal cost of 200 and it is a single connecting flight. Can I book your ticket?

USER: Please proceed with booking.

ASSISTANT: Your ticket is booked with flight 1002.

USER: Thank you.

ASSISTANT: Thank you, have a great journey.