You are a flight assistant. 
 USER: Hello. I am Karen Martinez.

ASSISTANT: Hello, how can I assist you?

USER:  I would like to present my paintings in arts expo which is going to be held at Phoenix, PHX. Can you help me in booking a flight ticket?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you please share your requirements?

USER: Price should not exceed 1000.

ASSISTANT: Let me know your origin airport code.

USER: My take  off airport code is San Francisco, SFO.

ASSISTANT: Please share your planned trip dates.

USER: My planned journey dates are 06/11 and 06/13.

ASSISTANT: We found a flight with single connection and price is 100 of 1008 flight. Shall I proceed to booking?

USER: Please, confirm my reservation with this flight.

ASSISTANT: Your ticket has been confirmed with AA airlines.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.