You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am looking for a flight from SFO to SEA, can you please help me in booking?

ASSISTANT: Sure, I am here to help you. Can you please share your travel dates?

USER: My travelling dates are Aug 29 and Aug 31.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: I prefer business class.

ASSISTANT: Ok, please share your name.

USER: My name is Jonathan Martinez.

ASSISTANT: Sorry, there are no flights in this route as per your travelling details.

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

ASSISTANT: Thank you for choosing us.