You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, May I know your good name please?

USER: I am Barbara Lewis.

ASSISTANT: How may I oblige you today?

USER: I am planning to celebrate my birthday at Philadelphia pub crawl, can you help me to book a flight with the price of 200?

ASSISTANT: Sure, We are mirthful to help you. Do you need any halt in between your journey?

USER: I want a break in my journey, so make sure that flight should contain one connection.

ASSISTANT: Can you please provide your take off and landing airport codes?

USER: I want to start from Chicago, IL - ORD. My destination is at Philadelphia, PA - PHL.

ASSISTANT: Could you let me know when you are willing to travel?

USER: I will fly on 07/26 and I intend to return on 07/28.

ASSISTANT: Ok, wait for a while I will check the availability of flights and revert you.

USER: Sure.

ASSISTANT: We are glad to inform you that, we found a AA airline flight with number 1024, having single connection, with fare amount of 100.

USER: Please make it confirm.

ASSISTANT: Shall I proceed with the booking? Ok, Your ticket has been reserved.

USER: Thanks for your response.

ASSISTANT: Thank you for availing us, Have a safe journey.