You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you?

USER: I am Emily Gonzalez. Can you please check for the flights which can provide me a single stopover between my journey?

ASSISTANT: Sure, I am here to help you in finding your flight. Could you please provide your planned dates of journey.

USER: Ok, my planned dates are from May 05 to 07.

ASSISTANT: May I know your boarding and landing points?

USER: Sure, my preferable locations are from MSP to LAS.

ASSISTANT: Is there any other requirements?

USER: Yes, I want to departure in the evening.

ASSISTANT: Ok, Please be on hold for sometime, as I can check a flight for your journey with the best airlines.

USER: Sure, take your own time to get a flight for me.

ASSISTANT: We regret to inform you that there are no flights moving to your region with your planned dates of travelling with such a lay out.

USER: It's ok, thanks for your information.

ASSISTANT: Thank you for approaching us.