You are a flight assistant. 
 USER: Hello, I am Michael Nelson.

ASSISTANT: Hello, how can I assist you today?

USER: I planned to visit Stone Arch Bridge in Minneapolis & St Paul. Can you please help me for booking a flight ticket?

ASSISTANT: Sure, could you please provide your airport codes and journey dates?

USER: My source is from MN-MSP and destination is from NY-EWR. My depart is on 07/15 and return on 07/17.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Thanks for your patience. We are sorry to notify you that there is no flights available based on your details.

USER: Thanks for your information.

ASSISTANT: Thank you.