You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,.

USER:  I am Jason Hill.

ASSISTANT: Jason Hill, What kind of assistance you are looking for?

USER:  I have a meeting with my client at Empire State Building in NY-JFK.

ASSISTANT: Ok.

USER: Can you book a ticket from CA-OAK?

ASSISTANT: Sure, I will help you. May I know your itinerary dates?

USER: My  travel dates are 05/07 and 05/09.

ASSISTANT: Please give me a moment to check the available flights on your route.

USER: Ok.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: Ok, thank you for your response.

ASSISTANT: Thank you for approaching us.