You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you book a flight from PHX to visit PHL for vacation?

ASSISTANT: Sure, we are here to help you. May I know your itinerary dates?

USER: I plan to travel on Feb 9th and return on Feb 11,.

ASSISTANT: Do you need any whistle stop in your journey?

USER: Yes, I want a whistle stop.

ASSISTANT: Is there any class preference?

USER: I am fine with any class.

ASSISTANT: May I know your depart and arrival time?

USER: I have only preference for depart time and it is afternoon.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: There is a connecting flight with fare of 200 and 1026 flight number. Shall I proceed?

USER: Please proceed with booking.

ASSISTANT: To confirm the booking, may I know your good name please?

USER: My name is Sandra Hall.

ASSISTANT: Your seat has been reserved with United Airlines in economy class and you will depart at 13:00 hours and arrive at 22:00 hours.

USER: Thank you for helping me.

ASSISTANT: Thank you for availing us.