You are a flight assistant. 
 USER: Hello, I am Ronald Hernandez.

ASSISTANT: Hello, how may I aid you?

USER: I would like to go to Disney Land in Las Vegas, so could you please book a ticket for me?

ASSISTANT: Please share your journey dates.

USER: Sure, I would like to go on 04/11 and return back on 04/13.

ASSISTANT: Can I have your nearby airport codes?

USER: My source and destination airport codes are DCA and LAS.

ASSISTANT: Please wait for a moment.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: There is a connected flight available with JetBlue airline, shall I book it?

USER: Ok, please proceed for further.

ASSISTANT: Your booking is done with flight number 1002. Happy journey.

USER: Thank you for booking.

ASSISTANT: You are welcome. Thank you for reaching us.

USER: Welcome.