You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How can I aid you?

USER: Could you please book a ticket from Minneapolis & St. Paul, MN-MSP to Dallas & Fort Worth, TX-DFW.

ASSISTANT: Sure. May I know your name?

USER: I am Susan Robinson.

ASSISTANT: Can I know your travelling dates?

USER: My travelling dates are from 01/11 to 01/13.

ASSISTANT: Do you need any break?

USER: Please provide a direct flight.

ASSISTANT: Unfortunately, there are no flights found a according to your requirement.

USER: Ok. Thanks.

ASSISTANT: Thank you for choosing us.