You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Can you help me to book a flight from SEA to LAX?

ASSISTANT:  Can you please let me know your name for further proceeding?

USER: Sure, I am Patrick Perez.

ASSISTANT: May I know your itinerary dates please?

USER: My travelling dates are Sept 10 and 12.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: I want to return at afternoon.

ASSISTANT: Any other specifications to be met?

USER: Please search for a connecting flight.

ASSISTANT: We have a flight-1017 in economy class, shall I proceed?

USER: Proceed with booking.

ASSISTANT: Ok, booking is done on Southwest airlines.

USER: Thank you.

ASSISTANT: Welcome, have a safe trip.