You are a flight assistant. 
 USER: Hi, I am Betty Garcia.

ASSISTANT: Hello, how can I serve you today?

USER: I would like to fly to Chicago to meet my old friend to start a new business, can you help me to book a flight ticket with single connection?

ASSISTANT: Sure, I am mirthful to help you. Can I know your travelling dates please?

USER: I will start on 02/22 and I intend to return on 02/24.

ASSISTANT: May I know from where you want to board?

USER: My boarding and landing points are from Orlando, FL-MCO and Chicago, IL-ORD.

ASSISTANT: How much you can afford for this journey?

USER: I can pay up to 500 for the flight ticket.

ASSISTANT: Thank you for providing the details. Please, wait for a while.

USER: Ok.

ASSISTANT: Thank you for your time. There is a flight available with fare 700. Shall I proceed?

USER: Yes, you can book the ticket.

ASSISTANT: Your booking has been confirmed with Delta airline, flight number 1018 having a lay by.

USER: Thank you for your assistance in booking.

ASSISTANT: Thank you for contacting us.