You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Can you aid me in booking a flight ticket from SEA to JFK?

ASSISTANT: Sure, I am happy to help you and may I know your trip dates please?

USER: Sure, I would like to go on July 07th and return back on July 09th.

ASSISTANT: Do you need any break in your journey?

USER: Make sure it is a single connecting flight.

ASSISTANT: Is there any other specifications?

USER: No, I don't have any other specifications.

ASSISTANT: Can I know your name for document purpose?

USER: Myself Frank Roberts.

ASSISTANT: Sorry, non of the airlines is providing a flight for you on your travel dates to book a flight ticket.

USER: That's ok, thank you for checking the availability.

ASSISTANT: You are most welcome and thank you for reaching us.