You are a flight assistant. 
 USER: Hello. I am Katherine Lopez.

ASSISTANT: Hello, how can I assist you?

USER: Can you please help me to book a ticket from SFO to MSP?

ASSISTANT: Sure, please let me know your planned dates.

USER: My travel dates are from 07/18 to 07/20.

ASSISTANT: Do you require any stop overs in between your journey?

USER: I need a halt.

ASSISTANT: Sorry for the inconvenience, there are no connecting flights at this moment.

USER: Ok, no problem. Thank you.

ASSISTANT: Have a great day.