You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I aid you?

USER: I want to visit Philadelphia, PA - PHL to overview the city. Can you please help me for booking?

ASSISTANT: Sure, we are blissful to help you. Do you like to go with connecting or direct flight?

USER: I usually prefer a connecting flight.

ASSISTANT: Ok, please help me with your travelling dates.

USER: My travelling dates are on 01/02 and 01/04.

ASSISTANT: Ok, please stay by.

USER: Ok.

ASSISTANT: Please help me with your source code.

USER: I want to start from Dallas & Fort Worth, TX - DFW.

ASSISTANT: Ok, may I know your good name.

USER: Sure, I am Brenda Baker.

ASSISTANT: Thanks for providing your details, we found a flight with Delta airline of 1017. Shall I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket has been reserved in economy class with a fare of 100.

USER: Thank you.

ASSISTANT: Thank you for choosing us.