You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: Patrick Gonzalez here. Please help me out in booking the ticket from HOU to PHX.

ASSISTANT: Sure, can I know the travel dates please?

USER: My trip dates will be Jan 2 to Jan 4.

ASSISTANT: May I know the connection limit please?

USER: 1 connection limit.

ASSISTANT: Do you have any requirements?

USER: Business is my class preference.

ASSISTANT: Ok, wait a moment please.

USER: Ok.

ASSISTANT: Sorry, there are no flights available as per your request.

USER: That's ok, thank you.

ASSISTANT: Thank you for approaching us.