You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: I am Brenda White, I want to book a flight on 12/11 and return on 12/12 to meet my uncle. Can you help me to book a connecting flight?

ASSISTANT: Sure, please share me your airport codes?

USER: I will fly from AZ-PHX to HOU.

ASSISTANT: May I know your budget for airline reservation?

USER: My budget is 5000.

ASSISTANT: Please wait for some time.

USER: Sure.

ASSISTANT: Unfortunately, there is no flight found on your given information.

USER: ok, thank you for the information.

ASSISTANT: Thank you for choosing us.