You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you out?

USER: I would like to travel from MSP to SEA, can you help me to book a flight ticket?

ASSISTANT: Sure, I am happy to help you. Please let me know your travelling dates.

USER: My travel dates are June 30 and July 02.

ASSISTANT: Do you have any stopover in between journey?

USER: I prefer direct flight for this trip.

ASSISTANT: Is there any other specifications for you?

USER: I would like to depart in the evening time.

ASSISTANT: May I know your good name?

USER: I am Donna Martinez.

ASSISTANT: Sorry, no flights are available on your journey routes.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for opting us.