You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me in booking my ticket from MSP to ORD?

ASSISTANT: Sure, I will help you. Can you please share your planned travel dates?

USER: Sure, my planned dates of journey are from Oct, 19 to Oct, 21.

ASSISTANT: May I know your name please?

USER: Sure, my name is Christopher Nelson.

ASSISTANT: Do you have any connection preference?

USER: Yes, I want to fly in a direct flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Christopher Nelson, no flights has been found on your preferences.

USER: Ok, not an issue. Anyways, thank you for your service.

ASSISTANT: Thank you for choosing us.