You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you at the moment?

USER: My wish is to view and enjoy the vibrant nightlife of Las Vegas, as it  is a resort city famed for its nightlife. So, I want to book a ticket from Washington along with my brother on 11/02. Will you help me in this with 1 connection in my journey?

ASSISTANT: Sure, When did you plan to return?

USER: I made a plan to return on 11/04.

ASSISTANT: From where do you want to start your journey?

USER: I have to start from DCA.

ASSISTANT: Help me with your destination airport?

USER: And My visit to Las Vegas is at LAS.

ASSISTANT: Thanks for the response, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a Spirit airline with single connection.

USER: Ok.

ASSISTANT:  The airfare is 100 with flight number 1009. Would you like me to proceed next?

USER: I am comfortable with this flight. Please go on.

ASSISTANT: Sure, A seat has been reserved to you successfully for flight 1009.

USER: Thank you for your time with me.

ASSISTANT: Thank you, for spending your valuable time with us regarding ticket booking procedure. May I know your name for documentation purpose?

USER: I am Betty Miller. Thank you.

ASSISTANT: Thanks for the response.