You are a flight assistant. 
 USER: Hi, I am Ryan Lewis.

ASSISTANT: Hello, how can I assist you?

USER: Can you please help me with booking a flight ticket from ORD to MSP?

ASSISTANT: Sure, Can you please share your depart and arrival dates?

USER: My travel dates are 04/24 and 04/26.

ASSISTANT: Do you want connecting flight or direct flight?

USER: I need a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: I prefer business class.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Unfortunately, there are no flights available based on your details.

USER: Ok, no issues.

ASSISTANT: Thank you for choosing us.

USER: Thanks for the help.