You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: My name is George Collins. I want to visit San Francisco to meet my friend on her birthday, can you please help me in booking a ticket from PHL to SFO?

ASSISTANT: Sure, can you please help me with your travelling dates?

USER: The dates are from 08/23 to 08/25.

ASSISTANT: Ok, let me check for the availability of flight.

USER: Ok.

ASSISTANT: George, there is a flight available with Southwest airline and the price 100.

USER: Ok, please proceed with booking.

ASSISTANT: Your booking is confirmed with 1022 flight number.

USER: Thank you for your response.

ASSISTANT: You are welcome. Thank you for choosing us.