You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am planning to visit New York, will you help me in booking the flight ticket from ERW to LGA?

ASSISTANT: Sure, can you please mention your departure and arrival dates of your journey?

USER: My travel dates are Aug 31 and Sept 02.

ASSISTANT: Do you need any flag stop in between journey?

USER: I need a direct flight.

ASSISTANT:  Is there any other preferences that you would like to add before booking?

USER: I prefer to travel in major cost airlines.

ASSISTANT: May I know your name for the documentation process?

USER: Myself Anthony Allen.

ASSISTANT: Please check your source airport code.

USER: My source airport code is EWR.

ASSISTANT: Thanks for sharing your details, we are unable to provide flight in between your journey routes.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for reaching us.