You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Ashley Walker here, I am looking for booking a flight ticket to enjoy some days in San Francisco.

ASSISTANT: On which dates you want to travel?

USER: My trip dates are 01/10 and 01/12.

ASSISTANT: May I know your source and destination codes?

USER: My source airport code is SFO and Destination airport code is SFO.

ASSISTANT: Please hold on for a while.

USER: Make sure that my connection limit should be 1.

ASSISTANT: I found a flight with 1 connection. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been booked and the flight number is 1009 and airline is AA.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.

USER: Welcome.