You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: Can you please book a flight in business class to reach Washington?

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

USER: My travelling dates are on Jan 13th to 15th.

ASSISTANT: May I know your regional airport codes for booking?

USER: My airport codes are IAD - DCA.

ASSISTANT:  May I know your name to book a flight ticket?

USER: My name is Helen Rodriguez.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Any more specifications do you have?

USER: No.

ASSISTANT: Please wait a moment to check the flights.

USER: Sure.

ASSISTANT: I have found a connecting flight having with the fare of 500 provided by Spirit airlines in business class. Are you ok with this flight?

USER: Please make it confirm.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1018.

USER: Thank you.

ASSISTANT: Thank you for reaching to our services.