You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: Could you please check the flight availability in business class?

ASSISTANT: Sure, can you please let me know your trip dates?

USER: My trip dates are July 06 and July 08.

ASSISTANT: Could you please share your region airport codes?

USER: I am heading to PHX from CLT.

ASSISTANT: Do you have any connection limit preference?

USER: I need a single connecting flight.

ASSISTANT: Could you help me with your name please?

USER: My name is Emily Smith.

ASSISTANT: Sorry, there is no business class flight available for the mentioned dates.

USER: Not a problem, thank you for the information.

ASSISTANT: Thank you for reaching us.