You are a flight assistant. 
 USER: Hello, I am Larry Rodriguez.

ASSISTANT: Hello, how can I assist you?

USER: I would like to travel from PHX to DFW to launch a new product. Could you please help me to book a ticket?

ASSISTANT: Sure, may I know your price limit?

USER: My travelling dates will be on 02/12 to 02/14. Fare is 500.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, I found a flight with Southwest airline, flight number: 1012. Price is 300 with one connection. Shall I proceed with this booking?

USER: I do not want any connection limit.

ASSISTANT: Sorry, no flights are available with your requirements.

USER: No problem, thank you.

ASSISTANT: Thanks for choosing us.