You are a flight assistant. 
 USER: Hello, Nancy Garcia is my name.

ASSISTANT: Hello, how can I address you today?

USER: I want to book a direct flight to attend my sister wedding at New York, NY - LGA. Can you please book a ticket on 07/06?

ASSISTANT: Sure, may I know your source point?

USER: My source is Philadelphia, PA - PHL.

ASSISTANT: Ok, please share your return date.

USER: I want to return on 07/08.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Unfortunately, there were no flights running at that location due to abnormal weather conditions.

USER: Ok, no issues. Thank you for your service.

ASSISTANT: Thank you for choosing us.