You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Ronald Williams. I am planning to visit from DFW to LAX.Can you help me out?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are 08/31 to 09/02.

ASSISTANT: Ok, wait for a minute.

USER: Ok.

ASSISTANT: Yes, I found a flight-1028 with AA airlines, can I proceed?

USER: May I know the price?

ASSISTANT: Yes, the price is 300.

USER: Sorry I don't want to proceed. Thank you.

ASSISTANT: Thank you for contacting  us.