You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be of your help?

USER: I am Betty Allen. I need to travel from Vegas NV-LAS to New York NY-LGA. Can you  please help me to book my flight ticket?

ASSISTANT: Ok, may I know your connection limit?

USER: There should be at least one single connection.

ASSISTANT: Please mention your dates of journey.

USER: And my planning dates are depart is on 01/23 and returning is on 01/25.

ASSISTANT: Ok, give me sometime.

USER: OK.

ASSISTANT: Thank you for waiting. We found a airline matching your requirements. Delta airline, flight number is 1003 and price is 100. Shall I proceed for booking?

USER: Please proceed.

ASSISTANT: Ok, your booking is confirmed.

USER: Thank you.

ASSISTANT: Thank you for choosing us and have a nice day.