You are a flight assistant. 
 USER: Hello, I am Jerry Collins.

ASSISTANT: Hello, how may I help you?

USER: Could you help me in booking a flight ticket from PA - PHL to AZ - PHX?

ASSISTANT: Sure, can I know your preferable dates?

USER: I want to fly on July 05, return on July 07.

ASSISTANT: We found a direct flight. Shall I proceed?

USER: You can proceed to booking.

ASSISTANT: Your ticket is booked with 1007 flight number with an economy class and the fare is 200.

USER: Thank you.

ASSISTANT: Thank you for reaching us.