You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: Is this Kutrubes Travel Agency? I am Richard Evans.

ASSISTANT: Yes, you are at right place.

USER: As there is a important business meeting in Washington-IAD, so I want to book a ticket from Houston-IAH.

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: My departure date is 12/04 and return from Washington on 12/06.

ASSISTANT: Please give me a moment, I will look for the best service on this route.

USER: Sure.

ASSISTANT: There is a flight available with spirit airlines providing the service on this route according to your given dates, shall I proceed your booking with this flight?

USER: If the connection limit is 1, please proceed for booking.

ASSISTANT: Your booking is confirmed, flight number is 1008.

USER: Thanks for your help.

ASSISTANT: You are welcome. Have a safe journey.