You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you now?

USER: I am Jeffrey Hall. Assist me in booking my flight ticket to New York NY-JFK so that I can attend a press conference.

ASSISTANT: Ok. Please help me with your source code.

USER: My source point is from Oakland CA-OAK.

ASSISTANT: On what dates you are willing to book a ticket?

USER: 04/14 is my starting date, my return date is on 04/16.

ASSISTANT: Are you having any specifications to meet?

USER: I need a connecting flight with a fare of 500.

ASSISTANT: Give a minute, I will get back to you.

USER: Ok.

ASSISTANT: Thanks for waiting, I found a flight with your requirements. You have a flight with 1 connection of price 300 in Delta airline.

USER: Please proceed.

ASSISTANT: Sure, ticket is booked with 1000 flight.

USER: Thank you.

ASSISTANT: Thank you for availing us.