You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Carol Green. I have my restaurant's branch at New York, want to go there to survey the maintenance, can you book a ticket?

ASSISTANT: Sure, may I know your airport codes please?

USER: Yes, I am going to start from LGA to JFK.

ASSISTANT: Ok, may I know your travel dates please?

USER: I am looking for the flights on 09/12 and 09/14.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Thank you but make sure that connection limit is 1.

ASSISTANT: I found a flight for you with UA airline and it costs you 100. Shall I proceed?

USER: Yes.

ASSISTANT: Your ticket has been booked with 1026 flight number.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us, have a safe flight.