You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to book a ticket from SEA to LAX, could you please help me to book a ticket?

ASSISTANT: May I know your travelling dates please?

USER: My travelling dates are on Sept 24 and Sept 26.

ASSISTANT: Do you have any connection limit?

USER: I need a single connecting flight.

ASSISTANT: Is there any specifications?

USER: No.

ASSISTANT: May I know your name please?

USER: My name is Brandon King.

ASSISTANT: I am sorry no flights found on your route.

USER: Ok, not a problem. Thank you.

ASSISTANT: Thank you for choosing us.