You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to visit Historical Places in Chicago with my sister, can you help me with booking?

ASSISTANT: Sure, I am here to help you for this. Could you please share me your travel dates?

USER: My travel dates are July 21 and July 23.

ASSISTANT: Could you please share me your airport codes?

USER: My airport codes are BOS to ORD.

ASSISTANT: May I know your name please?

USER: I am Paul Jackson.

ASSISTANT: Is there any specifications regarding your journey?

USER: I need a lay by in between my journey.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: There is a flight with Delta Airlines and the ticket fare is 200. Shall I proceed for this?

USER: Please proceed with booking.

ASSISTANT: Your ticket is reserved in economy class with the flight-1000. Your depart time is 15:00 hours and again your arrival time is 4:00 hours.

USER: Thank you for your assistance.

ASSISTANT: Thank you very much for approaching our agency.