You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Christopher Smith here.

ASSISTANT: Christopher Smith, how may I assist you today?

USER: Will you please help me in booking a flight ticket from MCO to  LAX?

ASSISTANT: Please help me with your travel dates please.

USER: My planned travel dates are from Mar 27 to Mar 29.

ASSISTANT: May I know your preference regarding the flight connection please?

USER: I need a connecting flight in my journey.

ASSISTANT: Christopher Smith, do you need a economy class or business class flight?

USER: I am comfortable with any class.

ASSISTANT: We have a connecting flight operated by American Airline with a fare of 100, is it ok for you?

USER: Yes, please proceed for booking.

ASSISTANT: I have booked your ticket in flight-1027.

USER: Thank you very much in reserving my flight ticket.

ASSISTANT: Thank you for reaching us. Have a great day.