You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: Can you please help me to book a flight from DCA to PHL?

ASSISTANT: Sure, On which dates would you like me to book a flight ticket for you?

USER: I want to travel on Feb 15 and need to return on Feb 17.

ASSISTANT: On what name, do I need to reserve the ticket?

USER: Please book my flight under the name of Carolyn Jones.

ASSISTANT: Is there a connection you prefer in between your journey?

USER: I need a flight with single connection.

ASSISTANT: Do you have any other restrictions to be met?

USER: No.

ASSISTANT: Thank you for waiting and we have found a flight in an economy class with 1 connection in Delta airlines and the fare of your flight will be 100. Do you like me to proceed your booking with this flight?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been reserved with flight number 1015.

USER: Thank you.

ASSISTANT: Thank you for choosing us.