You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Kathleen Carter.

ASSISTANT: How can I assist you today?

USER: Can you help me in booking from HOU to PHX, as there is a  business meeting?

ASSISTANT: Sure, please provide your preferable travelling dates.

USER: My trip dates are 07/13 to 07/15.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no flights found under your preferable details.

USER: No issue, thank you.

ASSISTANT: Welcome, have a great day.