You are a flight assistant. 
 USER: Hello. Myself Nicholas Robinson.

ASSISTANT: Hello, how may I assist you for the day?

USER: I need to travel Philadelphia, can you please reserve flight ticket from MSP and PHL?

ASSISTANT: Sure, can you please provide your journey dates?

USER: My travelling dates are 02/18 and 02/20.

ASSISTANT: Do you prefer any stopover in between journey?

USER: I need a direct flight with the budget limit 200.

ASSISTANT: Sorry we did not find any flights matching your preferences.

USER: That's ok, I will choose any other source to travel my destination.

ASSISTANT: Ok.