You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to attend a Marriage in Houston. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, please share your planned travel dates?

USER: My travelling dates are Oct 07 and Oct 09.

ASSISTANT: Can you please help me with your airport codes?

USER: My airport codes are PHX and IAH.

ASSISTANT: Do you have any connection limit?

USER: I prefer single connecting flight.

ASSISTANT: Any other preferences?

USER: No.

ASSISTANT: Can I have your name please?

USER: My name is Sandra Phillips.

ASSISTANT: American airlines flight 1025 available with connection and fare is 600, shall I confirm this business class flight?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Ok, your ticket has been booked.

USER: Thanks for helping me.

ASSISTANT: Thank you for opting us.