You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Kevin Williams.

ASSISTANT: How may I assist you today?

USER: I am looking for a direct flight to meet my grand parents from SEA to LGA?

ASSISTANT: Sure, may I know your travelling dates?

USER: Sure, my trip dates are July 18 and July 20.

ASSISTANT: Do you need any specification?

USER: My return time is morning.

ASSISTANT: Do you need any connection limit?

USER: I need a connecting flight.

ASSISTANT: Please hold a moment, let me check best flight for your journey.

USER: Sure, take your own time.

ASSISTANT: Sorry, due to bad weather conditions no flights are running on your route.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for reaching our service.