You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I'm Charles Nelson. Can you please book me a ticket from PHL to SFO?

ASSISTANT: Sure, may I know your travel dates please?

USER: Sure, my travel dates are 08/05 and 08/07.

ASSISTANT: Thanks for waiting. I have found southwest airlines which flies with one connection.

USER: Ok, please proceed for booking.

ASSISTANT: Sure, your flight ticket has been confirmed now.

USER: May I know the flight details?

ASSISTANT: The cost of the flight ticket is 100 and the flight number is 1024.

USER: Thank you for your service.

ASSISTANT: Thank you.