You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, May I know your good name?

USER: I am Raymond Lewis.

ASSISTANT: How can I serve you?

USER: Due to business trip, I need to travel from Philadelphia, PA-PHL to Seattle, WA-SEA.

ASSISTANT: Ok. May I know your travelling dates?

USER: My departure date is 02/04. And return by 02/06.

ASSISTANT: Do you any other requirements?

USER: Flight price 1000. Connections one.

ASSISTANT: I am happy to say that there is a flight found with UA airline, flight number 1005 with price 100 and 1 connection. Shall I proceed with booking?

USER: Yes, please proceed for flight booking.

ASSISTANT: Your flight is confirmed.

USER: Thanks for the help.

ASSISTANT: Thank you for choosing us.