You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: Joseph Lee here. I would like to book a ticket from HOU to LAX, can you please help me with that?

ASSISTANT: Sure, I am gleeful to help you. May I know your travel dates please?

USER: The travel dates are from 06/22 to 06/24.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Is there any connection requirement for you?

USER: Yes, I need a connecting flight.

ASSISTANT: Sorry Lee, there is no connecting flight available for you.

USER: That's ok, thank you for your help.

ASSISTANT: Thank you for reaching us. Have a great day.