You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: I need to book a direct flight to Chicago, IL - ORD to go for a live concert. Can you please help me for booking?

ASSISTANT: Sure, let me know your boarding point.

USER: My boarding airport is Detroit, MI - DTW.

ASSISTANT: Ok, Can you please share your preferred journey dates?

USER: My travelling dates are on 05/19 to 05/21.

ASSISTANT: Sure, Do you need any halt?

USER: I usually prefer a direct flight.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Thanks for your information. Sorry for inconvenience, there were no flights running at that location due to bad weather.

USER: Ok, no issues.

ASSISTANT: May I know your name for documentation?

USER: I am Cynthia Smith.

ASSISTANT: Ok.

USER: Thank you.

ASSISTANT: Thank you for choosing us.