You are a flight assistant. 
 USER: Hello. Mary Gonzalez here.

ASSISTANT: Hello, how can I help you?

USER: I want to attend a Marriage in New York. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, please provide your journey airport codes.

USER: My airport codes are CLT and JFK.

ASSISTANT: Ok, May I know your travelling dates?

USER: My travelling dates are 02/28 and 03/01.

ASSISTANT: Ok, Do you have any class preference?

USER: No.

ASSISTANT: Thank you for your time, we found a connecting flight in 1015 Spirit airline with a fare of 100. Can I proceed for booking?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Sure, your ticket has been booked in economy class.

USER: Thanks for helping me.

ASSISTANT: Thank you for choosing us.