You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I need you to book a flight ticket. Please help me.

ASSISTANT: Sure, I am glad to help you with that. Can you please provide your preferable dates of travelling?

USER: October 02 and 04 are my planned travelling dates.

ASSISTANT: Ok, may I know your regional airport codes for booking?

USER: LAS and DCA are my respective airport codes.

ASSISTANT: May I know your name please?

USER: Eric Phillips here.

ASSISTANT: Do you have any connection limit?

USER: I am ok with any flight to fly.

ASSISTANT: Any more specifications do you have?

USER: Nothing much to state.

ASSISTANT: Please wait a moment to check the flights.

USER: Sure, I will wait.

ASSISTANT: Based on your information, I have found a flight with 1 connection having with the fare of 100 provided by United airlines in economy class. Are you ok with this flight?

USER: Yes, I am ok with it.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1000.

USER: Thank you very much.

ASSISTANT: Thank you for approaching us, hope you have a great journey.