You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking a flight from SFO to HOU?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: I would like to travel on 09/02 and return back on 09/04.

ASSISTANT: Please wait for a moment.

USER: Ok, take your time.

ASSISTANT: May I know your name?

USER: Myself Carolyn Taylor.

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

USER: That's ok, no problem.

ASSISTANT: Welcome.

USER: Thank you for the information.