You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am George Anderson.

ASSISTANT: Sure George, can I know the details of travel?

USER: My travelling dates are from 05/06 to 05/08.

ASSISTANT: Can I know the source and destination airport codes?

USER: I want to book a ticket from NY-LGA to MN-MSP.

ASSISTANT: Hold on for a moment.

USER: Make sure that connection limit is 0.

ASSISTANT: I'm sorry George, there are no flights matching your requirements.

USER: Ok.

ASSISTANT: Thank you, have a good day.

USER: Thank you.