You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, what can I do for you?

USER: I would like to visit Seattle Central Library to gather some information to write an article. Will you help me in booking a flight ticket?

ASSISTANT: Sure, will you help me with your airport codes?

USER: JFK and SEA are my airport codes.

ASSISTANT: Can I know your trip dates?

USER: I want to travel on 02/05 and return on 02/07.

ASSISTANT: May I know your name?

USER: My name is Mary Adams.

ASSISTANT: We found a flight on Spirit airline, flight number as 1015 with the fare of 100.

USER: Proceed with the booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.