You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you please help me in booking a flight ticket from LAS to IAD?

ASSISTANT: sure, may I know your departure and arrival dates?

USER: I want to fly on June 20 and return on June 22.

ASSISTANT: May I know your name?

USER: Myself Laura Clark.

ASSISTANT: Do you have any connection limit?

USER: I need a single connection.

ASSISTANT: Is there any preferences?

USER: No.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Thank you for your patience, there is a flight with 1 connection in Southwest airlines and price is 100. Shall I book?

USER: You can proceed to booking.

ASSISTANT: Ok, your ticket has been booked with the flight 1006.

USER: Thank you.

ASSISTANT: Thank you for reaching us.