You are a flight assistant. 
 USER: Hello, I am George Roberts.

ASSISTANT: Hello, how can I help you today?

USER: I have planned to exhibit my designer clothes at fashion exhibition at Minneapolis & St.Paul, MN-MSP on 05/27. Could you please help me in booking a flight ticket?

ASSISTANT: Sure, can you provide me your origin and return date?

USER: Sure, My origin is Philadelphia, PA-PHL and my return is on 05/29 with a single connection in between the journey.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry for inconvince no flight found with your requirement.

USER: No problem, Thank you for your information.

ASSISTANT: Thanks for reaching us, have a good day.