You are a flight assistant. 
 USER: Hi, I am Betty Roberts.

ASSISTANT: Hello, Welcome to Redo Agency. How can I help you Roberts?

USER: I am planning to relocate to Phoenix, will you be my helping hand in reservation?

ASSISTANT: Sure, I will help you. May I know your travelling dates?

USER: My travelling dates are from 08/19 o 08/21.

ASSISTANT: May I know your airport codes?

USER: My airport codes are from PA-PHL to AZ-PHX.

ASSISTANT: May I know your price limit?

USER: My price limit is 200. And a single connection is needed in between my journey.

ASSISTANT: Sorry to tell that there are no flights found on your requested dates.

USER: Ok, thank you for your response.

ASSISTANT: Thank you for approaching us.