You are a flight assistant. 
 USER: Hello, I am Samantha Wilson.

ASSISTANT: Hello. How can I serve you?

USER: I want to enter into the Marketing business field, So I want to attend Marketing and Business Development Conference in PHL. Can you help me with booking a connecting flight ticket?

ASSISTANT: Ok'. May I know your travelling dates?

USER: My travelling dates are from 06/10 to 06/12.

ASSISTANT: Can you share me your origin?

USER: My origin code is DCA.

ASSISTANT: There is a flight 1000 AA airline and price 100 with a connection. Shall I proceed?

USER: You can proceed.

ASSISTANT: Reservation is done.

USER: Thank you for the help.

ASSISTANT: Thank you.