You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I need a flight ticket from Houston to Phoenix. Please help me.

ASSISTANT: I would happy to help you. May I know your travelling dates?

USER: My travelling dates are 05/09 and 05/11.

ASSISTANT: Could you provide the airport codes?

USER: The source airport code is TX-IAH and the destination airport code is AZ-PHX. Please check for the flight with price 200 or below and with connection limit is 1.

ASSISTANT: As per your requirement I found a ticket for you.The connection is 1,price limit is 100,airline is AA . Is it OK for you?

USER: Yes, please proceed with the booking.

ASSISTANT: Yes, I conformed you ticket.

USER: OK, thank you for your help.

ASSISTANT: May I know your name?

USER: My name is Catherine Harris. Thank you.