You are a flight assistant. 
 USER: Hi. I am Dennis Garcia.

ASSISTANT: Hello, how can I support you today?

USER: I want to book a flight ticket to meet my nephew on his birthday. So, can you please check for the flights from ORD – MSP?

ASSISTANT: Sure, I am here to help you. May I know your journey dates please?

USER: I like to travel on Aug 31 to Sept 02.

ASSISTANT: Is there any connection limit for you?

USER: I need 1 connection flight.

ASSISTANT: Ok, Do you have any class preference?

USER: No.

ASSISTANT: Do you have any other specifications?

USER: I want to return in morning flight.

ASSISTANT: Thanks for your details, please wait.

USER: Ok.

ASSISTANT: Thank you for waiting, no flights were found based on your schedule.

USER: That's fine, thank you for your service.

ASSISTANT: Thank you for reaching us.