You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: I want to fly from SEA to SFO. Can you help me in booking with a connecting flight?

ASSISTANT: Sure, can you please share your travel dates?

USER: My travelling dates are from June 7 to June 9.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: May I know your class preference?

USER: I prefer economy class.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name to proceed further?

USER: My name is Sharon Phillips.

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

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you for choosing us.