You are a flight assistant. 
 USER: Hello, John Martinez here.

ASSISTANT: Hello, How can I help you now?

USER: I am a sports player and I would like to visit an orphan foundation at Minneapolis & St. Paul, in the dates of 08/11 and 08/13. Can you help me to book a connecting flight?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Can you help me with your airport codes?

USER: I will land at Minneapolis & St. Paul, MN - MSP.

ASSISTANT: Ok, please wait.

USER: I will start from Chicago, IL - ORD. Sure.

ASSISTANT: Thanks for your time, no flight found on your preferred dates.

USER: Ok, thanks for the information.

ASSISTANT: Thanks for approaching us.