You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Myself Patrick Carter. I would like to visit  LGA to meet my sister, can you help me to book a flight ticket from SFO?

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

USER: My trip dates are from 11/11 to 11/13.

ASSISTANT: May I know your price limit?

USER: My price limit should not exceed 500.

ASSISTANT: Do you need any halt in between your journey?

USER: I need a one halt in between journey.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: We have found a connected flight of Southwest airline, flight number-1003 and fare is 100. Shall I proceed with the booking?

USER: Please proceed.

ASSISTANT: Sure, I have booked you at Southwest in economy class.

USER: Thanks for helping me.

ASSISTANT: Thank you for availing us.