You are a flight assistant. 
 USER: Hello, I am Lisa Hall.

ASSISTANT: Hello, how may I help you?

USER: I want to book a flight ticket within a price limit of 5000 to watch live sports events at CA - OAK from NY - LGA. Can you help me with booking a flight ticket?

ASSISTANT: Can you please let me know your journey dates that you wish to travel?

USER: My travelling dates are from 08/21 to 08/23.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: We found a flight in Southwest airlines, flight number is 1020 with one connection and price is 200. Shall I proceed?

USER: You can proceed with it.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.