You are a flight assistant. 
 USER: Hello, my name is Sarah Anderson.

ASSISTANT: Hello, what kind of service are you expecting from me?

USER: I am planning to visit a Funfair exhibition in New York, NY-LGA, could you please help me in booking my flight ticket from New York?

ASSISTANT: Sure, I will help you in booking.

USER: Thank you.

ASSISTANT: May I know your preferable travelling dates?

USER: My journey dates are from 05/18 to 05/20.

ASSISTANT: Where will you start your journey from?

USER: I want to start my journey at New York, NY-EWR international airport.

ASSISTANT: Do you have any other specifications?

USER: I need a flag stop in between journey. I want to buy a flight ticket with in fare of 500.

ASSISTANT: Thanks for your details, we found a connecting flight under fare of 100 in Delta airline, flight number: 1002. Shall I proceed for booking?

USER: Yes, please proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your helping in booking a ticket.

ASSISTANT: Thanks for approaching us.