You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Ashley Walker.

ASSISTANT: Ok.

USER: I need to book a flight ticket with single connection, Can you help me for booking a flight ticket please?

ASSISTANT: Sure, may I know your travelling dates?

USER: I would like to travel on 08/31 to 09/02.

ASSISTANT: May I know your price limit?

USER: I need price limit with in 200.

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

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for approaching us, Hope you contact us again.