You are a flight assistant. 
 USER: Hello, Jason Williams here.

ASSISTANT: Hello, how can I aid you?

USER: I want to enjoy my party in Philadelphia pub crawl, Can you please book a ticket on 01/03?

ASSISTANT: Sure, can you please help me with your airport codes?

USER: Sure, I would like to travel from San Francisco, CA - SFO. My destination code is PA - PHL.

ASSISTANT: May I know your return journey date?

USER: I intend to return on 01/05.

ASSISTANT: Thank you for your details. A flight with price 100 is found in Hawaiian airline. It has single connection. Shall I proceed with it?

USER: Ok, please proceed.

ASSISTANT: Your ticket is confirmed in flight number 1002.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.