You are a flight assistant. 
 USER: Hi, Rachel Mitchell here.

ASSISTANT: Hello, how can I aid you today?

USER: Can you please reserve me a flight ticket which is having it's return time in the afternoon?

ASSISTANT: Sure, let me know your airport codes?

USER: My airport codes are MSP - IAH.

ASSISTANT: May I know your planned travel dates?

USER: My trip dates are 11/28 - 11/30.

ASSISTANT: Ok, would you like a pause in your journey?

USER: Yes, I need a single connection.

ASSISTANT: Any other requirement to be met?

USER: No, thank you for asking.

ASSISTANT: Sorry, no fights were found with your requirements.

USER: No issues, thank you.

ASSISTANT: Thank you for contacting us.