You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how may I assist you for today?

USER: My name is Katherine Miller. Please book a ticket to San Francisco from New York.

ASSISTANT: Sure, what date you would like me to book this ticket for?

USER: My depart date is 03/20 and return by 03/22. Travelling from NY-EWR to CA-SFO.

ASSISTANT: Ok, please share your price limit.

USER: Price limit 500.

ASSISTANT: Ok, found a flight 1007 matching your requirements in airline Southwest with price 100. You will have 1 connection in your journey.

USER: Please book a flight.

ASSISTANT: Shall I proceed with your booking? Ok, your booking is confirmed.

USER: Thanks for the help.

ASSISTANT: Thanks for choosing us. Have a nice day.