You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Brandon Williams.

ASSISTANT: How may I help you?

USER: Can you please reserve me a flight ticket from Minneapolis & St.Paul, MN - MSP to Chicago, IL -ORD?

ASSISTANT: Do you need halt in between your journey?

USER: I need a single connection.

ASSISTANT: Can I know your travelling dates?

USER: My trip dates are 03/18 - 03/20.

ASSISTANT: Sorry, no flights found for your travelling dates.

USER: Not an issue, thank you.

ASSISTANT: Thanks.