You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: As my plan to meet my old friend to start a new business at New York, can you help me to book a flight ticket with in the fare limit 200?

ASSISTANT: Sure, can you please provide your travelling dates?

USER: 08/19 and 08/21 are my planned travelled dates.

ASSISTANT: May I know you good name please?

USER: I am Alexander Nelson.

ASSISTANT: Please mention your connection limit.

USER: I need a stopover.

ASSISTANT: Let me know your preferable airport codes.

USER: My airport codes are from New York, NY-LGA to New York, NY-JFK.

ASSISTANT: Thank you for sharing your details.

USER: Sure.

ASSISTANT: We didn't found any flights according to your requirements.

USER: No problem. Thanks for your information.

ASSISTANT: Thank you for reaching us and have a nice day.