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

ASSISTANT: Hello, how can I assist you?

USER: I want to book a ticket from PHX to AUS for visiting Texas State Capitol. Can you help me with that?

ASSISTANT: OK, please share your journey dates?

USER: My journey dates are 01/01 to 01/03.

ASSISTANT: OK, do you have any specifications?

USER: My price limit is 500. It should contain single connection.

ASSISTANT: I found a flight with AA airline in single connection and price of 100. Flight number 1009. Shall I proceed with booking?

USER: Yes, you please proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you, for reaching us.