You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: I am Gary Lee, I need to reserve my flight ticket for a round trip in the month of December. Can you please help me out?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are 12/15 and 12/17.

ASSISTANT: Sure. Can I know your airport codes?

USER: Sure, my airport codes are LAX.

ASSISTANT: The Delta airlines are providing a connection limit 1. Can I proceed with the booking?

USER: Yes, please proceed with the booking in this flight.

ASSISTANT: Yes Lee, your ticket is confirmed with flight number 1002.

USER: Thank you for booking my flight ticket with the Delta airlines.

ASSISTANT: Thank you for reaching us.