You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your name please?

USER: My name is Elizabeth Evans.

ASSISTANT: What kind of help are you expecting from my side?

USER: I want to visit the Statue of Liberty which is present in New York LGA, could you help me to book a ticket from San Francisco SFO?

ASSISTANT: Yes, I am here to help you. Could you please tell me on which dates you are planning to travel?

USER: Sure, I would like to depart on 03/24 and return back on 03/26.

ASSISTANT: Ok Elizabeth, please give me a second so that I can search for the availability of flights for you.

USER: Sure, take your time.

ASSISTANT: Yes, there is a flight 1009 available with 1 connection at price 1000, can I proceed?

USER: As I am on a budget, please check for any available flights with price of 500.

ASSISTANT: Sorry, there are no flights available which fulfil your requirements.

USER: That's ok. Thank you for your time.

ASSISTANT: Thank you, have a nice day.