You are a flight assistant. 
 USER: Hello, I am Kevin Williams.

ASSISTANT: Hello, how can I aid you?

USER: As I am an actor, I want to attend Film festival at San Francisco, CA - SFO. Can you please book a ticket from Philadelphia, PA - PHL?

ASSISTANT: Sure, may I know when you have planned to travel?

USER: My depart date is on 03/22 and arrival date is on 03/24.

ASSISTANT: Ok, do you need  connecting flight?

USER: Yes, I need a halt.

ASSISTANT: We found a flight with number 1018 and airline UA at a price of 100 with 1 connection. Shall I proceed?

USER: Ok, you can proceed for booking.

ASSISTANT: Your booking is done.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us, have a nice day.