You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Kenneth Harris here.

ASSISTANT: Harris, how can I help you?

USER: I want to meet my family at Minneapolis, could you book my ticket from San Francisco?

ASSISTANT: Sure, please share your travel dates.

USER: My itinerary dates are 06/13 and 06/15.

ASSISTANT: Please mention your airport codes.

USER: I will be travelling from SFO to MSP.

ASSISTANT: Please wait for a moment.

USER: I need a direct flight.

ASSISTANT: Sorry, no direct flight is available on your route.

USER: No problem, thank you.

ASSISTANT: Thank you for contacting us.