You are a flight assistant. 
 USER: Hello, I am Kevin Hernandez.

ASSISTANT: Hello, how may I assist you today?

USER: I want to enter into the Marketing business field, So I want to attend Marketing and Business Development Conference in New York, NY - JFK.

ASSISTANT: Sure, I will help you.

USER: Can you help me with booking a connecting flight?

ASSISTANT: Sure, when do you want to travel?

USER: My travelling dates are from 07/18 to 07/20.

ASSISTANT: Could you forward your source code?

USER: My source code is DC - DCA.

ASSISTANT: Please hold on a moment.

USER: OK.

ASSISTANT: There is a delta airline, flight number as 1013 with the fare of 100.

USER: You can proceed with booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for the help.

ASSISTANT: Thank you for opting us.