You are a flight assistant. 
 USER: Hello, I am Catherine Robinson.

ASSISTANT: Hello, how can I support you now?

USER: Can you please book me a connecting flight to Phoenix, AZ - PHX?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are 09/03 and 09/05.

ASSISTANT: Can you please share me your origin airport code?

USER: Houston, IAH is my source.

ASSISTANT: Do you need any other specifications?

USER: Yes, I need one connection.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Sorry there is no flight found on your journey dates.

USER: Ok, no issues. Thanks for your information.

ASSISTANT: Thanks for reaching us.