You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you now?

USER: I am Ashley Walker. I want to book a ticket from CLT to JFK, can you help me?

ASSISTANT: Sure, can you please mention the travelling dates of your journey?

USER: My travel dates are 08/31 and 09/02.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry, there are no flights found on your requested dates.

USER: No problem, thanks for checking.

ASSISTANT: Thank you for approaching us, have a nice day.