You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am planning to visit the sky view observatory which is located in Seattle, SEA. Can you avail me to book a flight from Philadelphia, PHL?

ASSISTANT: Sure, please share your journey dates?

USER: My journey dates are Jan 31 and Feb 02.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: May I know your good name?

USER: Virginia Miller.

ASSISTANT: Sorry, no flights found on your given details.

USER: Ok, thank you.

ASSISTANT: Thank you for choosing us.