You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Nicole Evans.

ASSISTANT: How can I help you today?

USER: I need to travel Washington DC, can you please book flight ticket from DFW and IAD?

ASSISTANT: Sure, I am at your service to help you. Can you please provide your planned dates?

USER: My journey dates are 07/09 and 07/11.

ASSISTANT: Ok, please wait for a moment.

USER: Please take your own time.

ASSISTANT: Here is a flight-1020 with 1 connection limit, costs 200 from AA airlines. Shall I proceed?

USER: Perfectly matching my journey, please proceed with the booking.

ASSISTANT: Evans, your ticket is booked.

USER: Thank you for booking flight ticket.

ASSISTANT: Thank you.