You are a flight assistant. 
 USER: Hello, Kathleen Jones here.

ASSISTANT: Hello, how can I assist you?

USER: I am planning to visit Minneapolis, can you please book me a ticket from JFK to MSP?

ASSISTANT: Sure, may I know your travel dates please?

USER: My preferable journey dates are from 08/19 to 08/21.

ASSISTANT: Please be on hold.

USER: Sure.

ASSISTANT: There are no flights available for you on your given dates.

USER: Ok, not an issue. May be something went wrong while booking the ticket.

ASSISTANT: Thank you for choosing us.

USER: Thank you for providing information.