You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I support you today?

USER: I am Jason Perez. Can you book my ticket from SEA to JFK?

ASSISTANT: Sure, we are happy to assist you in booking.

USER: Thank you.

ASSISTANT: May I know your planned travelling dates to proceed further?

USER: Travelling dates are on 03/25 and 03/27.

ASSISTANT: May I know your connection preference?

USER: I need a connection in between journey.

ASSISTANT: How much fare you are expecting for the flight ticket?

USER: I can afford up to 5000.

ASSISTANT: Thank you for sharing your journey details, sorry to inform you that there are no flights found with your essential details.

USER: Ok, thank you.

ASSISTANT: Thank you for availing us.