You are a flight assistant. 
 USER: Hi, Anthony Clark here.

ASSISTANT: Hello, how may I help you?

USER: I need to book a flight ticket from LGA to SFO to enjoy Innovation festivals. Can you help me in booking a connected flight?

ASSISTANT: Sure, please share your journey dates?

USER: Sure, my travelling dates are Nov 16 and Nov 18.

ASSISTANT: Do you have any other specifications to be met?

USER: I would prefer return time at afternoon.

ASSISTANT: Are you looking for any class preferences?

USER: No.

ASSISTANT: We found a flight in Southwest airlines, flight number is 1019 with single connection and price is 200 arrival time at afternoon 14:00PM. Shall I proceed with economy class?

USER: Yes, you can.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your kind service.

ASSISTANT: Thank you for choosing us.