You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am planning to visit Atlanta, will you help me in booking the flight ticket from LGA to ATL?

ASSISTANT: Can I know your travelling dates?

USER: My preferable journey dates are Dec 17 and Dec 19.

ASSISTANT: Do you have any other preferences?

USER: I need a connecting flight.

ASSISTANT: Ok, may I know your class preference?

USER: I always prefer economy class.

ASSISTANT: Do you have any flight timings?

USER: No, thank you for asking.

ASSISTANT: There is a flight on Frontier airline, flight number 1016 with the fare of 200. Can I proceed for booking?

USER: You can proceed booking with the name Steven Miller.

ASSISTANT: Your ticket has been booked.

USER: Thank you for helping me.

ASSISTANT: Thank you.