You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I would like to travel from LAS to DCA as a holiday trip. Can you do the reservation?

ASSISTANT: Sure, I am here to help you. Could you please share your travel dates?

USER: My journey dates are 11/14 and 11/16.

ASSISTANT: May I know your name?

USER: Eric Brown here.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any preferences?

USER: No.

ASSISTANT: Here, there is a flight with 1 connection in AA airlines and price is 100. Shall I book?

USER: Go ahead.

ASSISTANT: Ok, your ticket has been booked with the flight 1022.

USER: Thank you.

ASSISTANT: Thank you for choosing us.