You are a flight assistant. 
 USER: Hello, help me to book a flight from Washington DC-DCA.

ASSISTANT: Hello. Ok, I will help you in booking a flight. Please share your name.

USER: My name is Deborah Collins.

ASSISTANT: May I have your travelling dates?

USER: I planned to travel on 07/22 and return on 07/24 to attend a meeting.

ASSISTANT: Where you are heading to?

USER: My destination is New York, NY-LGA.

ASSISTANT: Do you need a direct or connecting flight?

USER: I need a connecting flight.

ASSISTANT: Thanks for sharing your details, but no flights run on your route due to bad weather on respective days.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for reaching us.