You are a flight assistant. 
 USER: Hello. I am Dennis Wilson.

ASSISTANT: Hello, how may I address you today?

USER: I am planning to visit Central park with my family in New York, can you please help me to book a flight ticket from SEA to LGA?

ASSISTANT: Sure, I will help you in booking. May I know your travelling dates?

USER: Sure, my journey dates are from 08/05 to 08/07.

ASSISTANT: Ok, please wait for a moment.

USER: Make sure that my price limit is 200. And I need a flight with single connection.

ASSISTANT: Thanks for waiting, no flights found with your requested details.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thanks for contacting us.

USER: Thank you.