You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I want to book a flight ticket to Phoenix with 1 connected flight. Can you please help me about it?

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

USER: Yes, my travel dates are 04/27 and 04/29.

ASSISTANT: Could you provide the airport codes please?

USER: Sure, my source code is PHL and destination code is PHX.

ASSISTANT: May I know your name please?

USER: Yes, my name is Janet Perez.

ASSISTANT: Sorry Janet, there are no flights available on your dates.

USER: Not an issue, thank you for the information.

ASSISTANT: Thank you for approaching us.

USER: You are welcome.