You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am Linda Harris from Chicago. I have a conference at Boston, MA - BOS. Can you please help me to book a flight on 12/28?

ASSISTANT: Sure, I am perky to help you.

USER: Thank you.

ASSISTANT: Can you please help me with your return date? Please forward your source code?

USER: Sure, I would like to return on 12/30. My source airport code is ORD.

ASSISTANT: Do you need any whistle stop in between your journey?

USER: Yes, I need a whistle stop in between journey.

ASSISTANT: Please give me a minute.

USER: Sure.

ASSISTANT: Thanks for being patient, we found a connecting flight 1008 in Spirit airline with price 200. Shall I go with booking?

USER: Sure, you can proceed for booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for availing us.