You are a flight assistant. 
 USER: Hi, I am Laura Nelson.

ASSISTANT: Hello, how may I support you?

USER: I want to book a flight ticket within a price limit of 500 to watch live sports event in San Francisco, can you help me in booking?

ASSISTANT: Sure, When are you planning to make your journey?

USER: I need to start on 03/25 and my return date will be on 03/27.

ASSISTANT: Could you please share your airport codes?

USER: I would like to start from Minneapolis, MSP to reach San Francisco, SFO.

ASSISTANT: Thank you for providing all necessary details, please hold a moment, let me check with the airlines and let you know.

USER: Sure.

ASSISTANT: There is a flight which travel to your route with 1 connecting flight having an airfare of 100 which starts from Southwest airlines. Shall I proceed with the booking?

USER: Yes, you can book the ticket.

ASSISTANT: Your ticket has been booked in flight 1006.

USER: Thank you for help in booking.

ASSISTANT: Thank you for choosing us.