You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER: I am a student and I want to write an exam at New York location, can you please book a flight ticket for me from JFK to LGA locations?

ASSISTANT: Sure, let me know your trip dates please?

USER: I want to airborne on May 24 and I will arrive back on May 26.

ASSISTANT: May I know your connection limit?

USER: I need a single stop over in my journey.

ASSISTANT: Is there any class preference?

USER: I am planning to travel in business class flight.

ASSISTANT: Do you need any other specifications?

USER: I don't have any other specifications, check with above requirements.

ASSISTANT: Can I know your name please to proceed further?

USER: My name is Kathleen Lewis.

ASSISTANT: Sorry to inform you that there are no flight services available on your given dates.

USER: Not a problem, I can prefer any other source to reach my location. Thank you for your help.

ASSISTANT: Thanks for contacting us.

USER: Welcome.