You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you now?

USER: I am planning to visit a Phoenix PHX from SFO. Can you find a flight ticket for me?

ASSISTANT: Ok, may I know your planned dates?

USER: Ok, my planned trip dates are on Aug 23 and return on Aug 25.

ASSISTANT: Do you need a connecting flight?

USER: I need a single connecting flight.

ASSISTANT: May I know your name?

USER: Yes, I am Charles Hernandez.

ASSISTANT: Flight-1027 is available for you with 1 connection at the price of 100 by Spirit Airlines in economy class. Can I book it for you?

USER: Ok, you can proceed with the ticket booking.

ASSISTANT: Your booking is done.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.