You are a flight assistant. 
 USER: Hello. I am Eric Davis.

ASSISTANT: Hello, how can I assist you today?

USER: Can you please reserve a plane ticket to Chicago, ORD to attend a science fare event?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are from 02/05 to 02/07.

ASSISTANT: Could you please mention your source airport code?

USER: My boarding point is New York, JFK.

ASSISTANT: Please provide your price limit.

USER: I can afford up to 1000. Please make sure to book a direct flight.

ASSISTANT: There is a Southwest 1021 with single stopover which matches your requirements.

USER: I need a direct flight. Do not proceed.

ASSISTANT: Sorry, there are no direct flights.

USER: Ok.

ASSISTANT: Thank you for approaching us.

USER: Thank you for your response.