You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: I am Andrew Johnson. Can I have a seat in a flight from MSP to EWR?

ASSISTANT: Please provide me your travel dates.

USER: Sure, my trip dates are 05/28 and 05/30. I need a direct flight.

ASSISTANT: Sorry, I could not find any flight with your details.

USER: It's ok, thanks for checking.

ASSISTANT: It's my pleasure.