You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: I want to book a direct flight ticket to attend an emergency case at NY. Can you help me?

ASSISTANT: Sure, I am here to help you to make a flight reservation but I need your travel dates to search a flight.

USER: Aug 28th and 30th are my travelling dates.

ASSISTANT: Please share your source and destination airport codes.

USER: DTW and JFK are my airport codes.

ASSISTANT: Would you like to avail any benefits for the comfort of your journey?

USER: I would like to return in the evening.

ASSISTANT: To proceed further, can I have your name please?

USER: Gary Carter here.

ASSISTANT: Do you have any other requirements?

USER: Make sure that its an normal-cost airline.

ASSISTANT: Ok, please wait a moment I'll search best flight for you.

USER: Ok.

ASSISTANT: Thank you for waiting, sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: No issue, Thank you for the information.

ASSISTANT: Thank you for approaching us.