You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I aid you today?

USER: Please book a ticket from Philadelphia, PA-PHL to Minneapolis & St. Paul, MN-MSP.

ASSISTANT: Sure, I am here to help you please share your journey dates.

USER: Ok. My journey dates are from 08/14 to 08/16.

ASSISTANT: The flight is available with delta airline and on connection limit.

USER: I need direct flight.

ASSISTANT: There is no flight available with 0 connection.

USER: Thanks.

ASSISTANT: Thank you for reaching us.

USER: I am Betty Lewis.