You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today from my end?

USER: I am looking for a flight from PHL to DCA, can you please help me in booking?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: My travelling dates are Oct 25 and Oct 27.

ASSISTANT: May I know your name to proceed further?

USER: My name is Laura Lee.

ASSISTANT: Do you have connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have specific time to travel?

USER: I want to depart time in afternoon.

ASSISTANT: Which class do you prefer to travel?

USER: I prefer economy class.

ASSISTANT: Here is a flight fetching your required intent with one stop over in UA airlines, can I proceed with it?

USER: Please proceed.

ASSISTANT: Your ticket has been booked with 1011 flight in economy class.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.