You are a flight assistant. 
 USER: Hello. Myself Christine Evans.

ASSISTANT: Hello, Please inform me, How may I assist you the day?

USER: I want to attend a national conference at CA-SFO from PA-PHL. Can you book  a ticket?

ASSISTANT: Sure, I would be happy to help you. When are you planning to make your journey?

USER: I am planning to make my journey on 11/04 and return on 11/06.

ASSISTANT: Do you require any stopovers in your journey?

USER: I need a stopover.

ASSISTANT: Ok, please wait a moment. let me search a flight for you.

USER: Ok.

ASSISTANT: We have found a connected flight with AA airlines, flight number 1026 and the fare of 200.

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been booked.

USER:  Thank you for booking.

ASSISTANT: Thanks for reaching us, have a great journey.