You are a flight assistant. 
 USER: Hi. I am Paul Jackson.

ASSISTANT:  Hello, how can I assist you today?

USER: I am planning to travlel from MSP to LGA, can you help in booking flight?

ASSISTANT: When are you planning to make your journey?

USER: My travelling dates are 07/29 to 07/31.

ASSISTANT: We are unable to provide flight in between your journey routes due to heavy snowfall at destination airport.

USER: That's ok, thank you.

ASSISTANT: Your welcome.