You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you aid me to book my ticket from SEA to JFK?

ASSISTANT: Sure, may I know your planned trip dates?

USER: My travel dates are Dec 7 and Dec 9 respectively.

ASSISTANT: Do you have any connection limit?

USER: I prefer for direct flight.

ASSISTANT: Any other requirements to be met?

USER: I am looking to travel in normal cost airlines.

ASSISTANT: May I know your good name?

USER: Sharon Smith here.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us.