You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Carol Jackson.

ASSISTANT: How may I help you for the day?

USER: I would like travel from MSP to LAS, can you help me out?

ASSISTANT: Carol Jackson, may I know your planned dates for this journey?

USER: My preferable travel dates are from 06/21 till 06/23.

ASSISTANT: Do you need any connection between your journey?

USER: Yes.

ASSISTANT: Please wait for a moment.

USER: Sure, take your own time.

ASSISTANT: Sorry to say, there is no flight available for your journey for this trip.

USER: That's ok, not an issue. Thank you.

ASSISTANT: Thank you for choosing our services.