You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: Shirley Moore here, I would like to plan to go to my family function on 12/20. Could you please help me to book a ticket from LAS to LGA?

ASSISTANT: Sure I would be happy to help you. Can you share me return date please?

USER: I want to return on 12/22.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need single connection.

ASSISTANT: Ok, wait for some time.

USER: Ok.

ASSISTANT: Thanks for waiting we found AA airline with single connection fare of 100 and number 1020. Shall I proceed for booking?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thanks for choosing us, have a safe journey.