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

ASSISTANT: Hello. How may I assist you?

USER: I want to go to Philadelphia PA - PHL, from Seattle, WA - SEA.

ASSISTANT: Sure, could you please let me know your journey dates?

USER: Sure, my journey dates will be on Sept 24 and Sept 26.

ASSISTANT: OK, please stand by I will get back to you.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a matching flight for you. the flight details are airline-AA flight number-1005 with the price 500. Shall I proceed with this booking?

USER: Yes, you can proceed.

ASSISTANT: Your booking has been confirmed.

USER: OK. Thank you.

ASSISTANT: Thank you, have a safe journey.