You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: Could you please book a afternoon flight from New York?

ASSISTANT: Sure. Let me know your airport codes.

USER: I will fly from New York-EWR and willing to land at Philadelphia-PHL.

ASSISTANT: Are you willing to travel with a direct or connecting flight?

USER: I wish to travel with a connecting flight.

ASSISTANT: Could you please share your journey dates?

USER: Apr 19 - Apr 21 are preferred dates to travel.

ASSISTANT: May I know your good name?

USER: I am Helen Hill.

ASSISTANT: Please, wait.

USER: Sure.

ASSISTANT: Thank you for being patience, there is no flight found in search.

USER: Ok, thanks for the quick response.

ASSISTANT: Thank you for choosing us.