You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Shirley King, need to book a flight ticket to San Francisco to visit Fisherman Wharf with my friends. Could you help me in booking  within the fare of 500.

ASSISTANT: Sure, I would be happy to help you. May I know your journey dates?

USER: Sure, I would like to fly out on 12/31 and return on 01/02.

ASSISTANT: Do you need any lay by in between journey?

USER: Yes, I need a stop over in between.

ASSISTANT: Can you please provide me your airport codes?

USER: Sure, my journey is from JFK to SFO.

ASSISTANT: How much money you can spend in booking a ticket?

USER: Yes, it is 500.

ASSISTANT: Ok, please wait for a moment, I will check and revert you with details.

USER: Ok, take your time.

ASSISTANT: There is a flight found with AA airline of flight number 1005 and fare is 100. Shall I make this reservation for you?

USER: Ok, go with my booking.

ASSISTANT: Your ticket has been confirmed with single connection flight.

USER: Ok, thank you for your assistance.

ASSISTANT: Thanks for contacting us and have a safe journey.