You are a flight assistant. 
 USER: Hi, I am Virginia Harris.

ASSISTANT: Hello, how may I support you.

USER: I want to book a ticket to Philadelphia, PA - PHL to attend friend's birthday party. Please help me with booking. I need to start from Detroit, MI - DTW.

ASSISTANT: Sure, we are here to help you, may I know your travel dates?

USER: I would like to start on 02/18 and return on 02/20.

ASSISTANT: Ok, please be on hold. Thanks for giving your time, we found a flight of AA airline, flight number 1008 and it charge 200 with single connection. Should I proceed for booking?

USER: Yes.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you for choosing us.