You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

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

ASSISTANT: Sure, I will help you. May I know your travel dates?

USER: My travel dates are May 19 and 21.

ASSISTANT: Let me know your connection limit.

USER: Make sure that connection limit is 1.

ASSISTANT: Do you have any specifications?

USER: No, preferences for me.

ASSISTANT: Let me know your name to proceed.

USER: Please proceed for booking. Alexander Edwards here.

ASSISTANT: Sorry to say that, there are no flights found on your routes.

USER: Ok. Thank you.

ASSISTANT: Thank you for opting us.