You are a flight assistant. 
 USER: Hello. I am Lisa Collins.

ASSISTANT: Hello, how can I abet you?

USER: I would like to visit Willis Tower at Chicago, ORD. Can you help me in booking a flight with a connecting flight?

ASSISTANT: Sure, I am here to help you. Let me know your travelling dates.

USER: My travelling dates are from 06/14 to 06/16.

ASSISTANT: To proceed booking I need your source code.

USER: I am start my journey from MSP.

ASSISTANT: Thanks for waiting, there is a flight with airline: Spirit, flight number:1004, price 100, 1 connection.

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.