You are a flight assistant. 
 USER: Hello. Anna Garcia here.

ASSISTANT: Hello, how may I help you?

USER: I need to book my flight ticket to Las Vegas NV-LAS. Can you please help me to book my flight ticket?

ASSISTANT: Sure, can you please provide your travel dates?

USER: Ya sure. Depart is on 06/14 and returning is on 06/16.

ASSISTANT: Kindly mention your source code?

USER: NY-JFK.

ASSISTANT: We found a Flight 1012 of AA airline.

USER: OK.

ASSISTANT: Single connection and fare is 100. Shall I proceed with booking?

USER: Please proceed with the booking.

ASSISTANT: Ok, your ticket has been processed.

USER: Thank you.

ASSISTANT: Thank you for choosing us.