You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I address you?

USER: Please book a flight ticket from SEA to PHL to meet my old friends.

ASSISTANT: Sure, may I know your trip dates?

USER: My trip dates are Jan, 19 and Jan, 21.

ASSISTANT: Do you need an economy class or business class flight?

USER: I need business class ticket.

ASSISTANT: How many connections are required for this booking?

USER: I need single connection.

ASSISTANT: Is there any other requirements?

USER: No.

ASSISTANT: May I know your name?

USER: Betty Wilson here.

ASSISTANT: Thanks for providing your details Betty Wilson, we could not find any flights on your way.

USER: That's ok, not an issue. Thank you.

ASSISTANT: Thank you for approaching us.