You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Margaret Campbell.

ASSISTANT: How may I assist you today?

USER: Can you please reserve me a flight ticket from Orlando, FL - MCO to Atlanta, GA - ATL?

ASSISTANT: Please mention your travelling dates?

USER: My trip dates are 12/16 - 12/18.

ASSISTANT: Please hold a moment.

USER: Sure.

ASSISTANT: There is a flight with one connection and the price is 200 in Southwest airlines, can I proceed with the reservation?

USER: Please reserve.

ASSISTANT: Your ticket has been reserved with the flight number 1018.

USER: Thank you.

ASSISTANT: Thank you for reaching our service.