You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Myself Alexander Brown and I want to book a flight ticket. Can you please help me out?

ASSISTANT: Sure Brown, can I know the travel details please?

USER: My location airport codes are from IAD to DEN.

ASSISTANT: Can I know the travel dates please?

USER: In the dates from 01/28 to 01/30.

ASSISTANT: I found a flight for you with single connection and price is 100. Shall I book it?

USER: Sure, please confirm the booking of the flight ticket.

ASSISTANT: I have booked your ticket with flight number 1002 and airline is Spirit.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a safe journey.