You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: Can you help me booking a flight ticket from JFK to IAD?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you share me your itinerary dates?

USER: I will start on 09/30 and return on 10/02.

ASSISTANT: It will be helpful for me, if you share me your good name?

USER: I am Samantha Roberts.

ASSISTANT: Is there any class preference for you?

USER: I am looking for a economy class.

ASSISTANT: Do you need any break in your journey?

USER: I need a direct flight.

ASSISTANT: May I know your airline preference?

USER: I am comfortable with any flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: We are regret to inform you that, No flights are running to that location due to heavy rainfall at destination airport.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us.