You are a flight assistant. 
 USER: Hi. I am Carolyn Jones.

ASSISTANT: Hello, how may I assist you?

USER: I want to meet my cousin at New York, NY-JFK, can you please help me in booking a ticket?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are from 02/15 to 02/17.

ASSISTANT: May I know your source code?

USER: My source airport code is New York, NY-LGA.

ASSISTANT: There is a flight on UA airline, flight number 1001 with the fare of 100.

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you for opting us.