You are a flight assistant. 
 USER: Hello, I am Michelle Nelson.

ASSISTANT: Hello, how can I assist you today?

USER: I want to book a flight ticket from Charlotte, NC - CLT to New York, NY - LGA for attending a sports event.

ASSISTANT: May I know your planned travel dates?

USER: My departure day is 01/19, return day is 01/21.

ASSISTANT: Do you have any connection limit?

USER: Yes, I want one.

ASSISTANT: We are glad to say that, we found an airline: UA, flight number: 1004 with a single connection and price is 300.

USER: You can proceed to booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for opting us.