You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am Jack Clark. I would like to book a ticket from DCA to LAS, can you please help me out?

ASSISTANT: Sure Clark, can you please share me with your dates of journey?

USER: I am travelling on these dates 06/06 and 06/08.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: There is a flight with the connecting flight of fare 200 and the airline is Spirit, are you ok with this booking?

USER: Ok, you can proceed.

ASSISTANT: Ok, your ticket has been confirmed with the flight number 1003.

USER: Thank you for your services.

ASSISTANT: You are welcome, have a safe flight.