You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you now?

USER: Can you please book a flight ticket from MSP to ORD?

ASSISTANT: Sure, I am glad to help you with that. Can you please provide your preferable dates of travelling?

USER: My trip is from July 30th to Aug 1st.

ASSISTANT: Do you have any connection limit for your journey?

USER: I need a connecting flight.

ASSISTANT: On whose name I have to book the flight ticket?

USER: Dennis Thomas here.

ASSISTANT: Do you have any more specifications?

USER: No.

ASSISTANT: Please wait a moment to check the flights.

USER: Sure, take your time.

ASSISTANT: We are apologize that, there are no flights running towards your region with your requested dates of travelling.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for reaching us.