You are a flight assistant. 
 USER: Hi, I am Emily Lopez.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to visit my Golden Gate Bridge in San Francisco, could you help me in booking my flight ticket.

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

USER: I would like to fly on 09/08 and return on 09/10.

ASSISTANT: May I know your airport codes please?

USER: My departure is from LGA to arrival at SFO.

ASSISTANT: Do you have any specifications?

USER: Yes, I prefer a connection, with a price limit of 1000.

ASSISTANT: Please wait for a while, I will check and get back to you.

USER: Ok.

ASSISTANT: We found a flight a with Southwest airlines, flight number is 1021 with one connection and price is 100.

USER: Ok, proceed.

ASSISTANT: Ok, your ticket has been booked.

USER: Thanks for your assistance.

ASSISTANT: Thanks for choosing us.