You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me with booking a flight reservation for my journey from CLT to MSP?

ASSISTANT: Sure, please share your journey dates?

USER: My journey dates are from 25th August and return on 27th August.

ASSISTANT: Do you have any specifications?

USER: I just need a flight with 1 connection.

ASSISTANT: Is there any class preferences?

USER: No, I don't have any other requirements.

ASSISTANT: May I know your good name?

USER: My name is Patrick Hill.

ASSISTANT: Sorry, no flights found on your given details.

USER: Oh! That's sad to know. Anyways, thank you for checking.

ASSISTANT: Thank you for choosing us.

USER: You are most welcome.